{"id":2661,"date":"2021-10-14T21:18:40","date_gmt":"2021-10-14T14:18:40","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=2661"},"modified":"2021-10-14T22:11:09","modified_gmt":"2021-10-14T15:11:09","slug":"tim-gia-tri%cc%a3-phan-so-tu-so-cho-truoc-hoc-tot-toan-6","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tim-gia-tri%cc%a3-phan-so-tu-so-cho-truoc-hoc-tot-toan-6\/","title":{"rendered":"Ti\u0300m gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301 t\u01b0\u0300 s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c \u2013 H\u1ecdc t\u1ed1t to\u00e1n 6"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u0300m gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301 cu\u0309a m\u00f4\u0323t s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c la\u0300 ph\u00e2\u0300n ki\u00ea\u0301n th\u01b0\u0301c trong ch\u01b0\u01a1ng III: Ph\u00e2n s\u00f4\u0301 cu\u0309a ch\u01b0\u01a1ng tri\u0300nh Toa\u0301n 6. \u0110\u00e2y la\u0300 ph\u00e2\u0300n n\u00f4\u0323i dung ki\u00ea\u0301n th\u01b0\u0301c quan tro\u0323ng. Ca\u0301c ba\u0323n ho\u0323c sinh c\u00e2\u0300n n\u0103\u0301m ch\u0103\u0301c ly\u0301 thuy\u00ea\u0301t va\u0300 bi\u00ea\u0301t ca\u0301ch a\u0301p du\u0323ng va\u0300o ba\u0300i t\u00e2\u0323p. T\u00e2\u0301t ca\u0309 \u0111i\u00ea\u0300u na\u0300y se\u0303 \u0111\u01b0\u01a1\u0323c Vietlearn t\u00f4\u0309ng h\u01a1\u0323p trong ba\u0300i vi\u00ea\u0301t sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u0300m gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301 t\u01b0\u0300 m\u00f4\u0323t s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta\u0323i sao pha\u0309i ti\u0301nh gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301 t\u01b0\u0300 s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00ea\u0309 tra\u0309 l\u01a1\u0300i cho c\u00e2u ho\u0309i, chu\u0301ng ta se\u0303 cu\u0300ng \u0111i xe\u0301t vi\u0301 du\u0323 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4\u0323t l\u01a1\u0301p ho\u0323c co\u0301 30 ho\u0323c sinh trong \u0111o\u0301: 2\/3 s\u00f4\u0301 ho\u0323c sinh thi\u0301ch \u0111a\u0301 c\u00e2\u0300u. 30% s\u00f4\u0301 ho\u0323c sinh thi\u0301ch ch\u01a1i bo\u0301ng \u0111a\u0301. 1\/10 s\u00f4\u0301 ho\u0323c sinh thi\u0301ch ch\u01a1i bo\u0301ng ba\u0300n. 20% s\u00f4\u0301 ho\u0323c sinh thi\u0301ch ch\u01a1i nha\u0309y d\u00e2y. Ho\u0309i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. Bao nhi\u00eau ho\u0323c sinh thi\u0301ch ch\u01a1i \u0111a\u0301 c\u00e2\u0300u?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. Bao nhi\u00eau ho\u0323c sinh thi\u0301ch ch\u01a1i bo\u0301ng \u0111a\u0301?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. Bao nhi\u00eau ho\u0323c sinh thi\u0301ch ch\u01a1i bo\u0301ng ba\u0300n?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. Bao nhi\u00eau ho\u0323c sinh thi\u0301ch ch\u01a1i nha\u0309y d\u00e2y?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ca\u0301ch gia\u0309i<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. Theo \u0111\u00ea\u0300 ba\u0300i, l\u01a1\u0301p ho\u0323c co\u0301 30 ho\u0323c sinh trong \u0111o\u0301 2\/3 s\u00f4\u0301 ho\u0323c sinh thi\u0301ch ch\u01a1i \u0111a\u0301 c\u00e2\u0300u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00ea\u0309 ti\u0301nh s\u00f4\u0301 ho\u0323c sinh thi\u0301ch ch\u01a1i \u0111a\u0301 c\u00e2\u0300u ta c\u00e2\u0300n ti\u0300m 2\/3 cu\u0309a 30. \u0110\u00e2y la\u0300 ti\u0300m gia\u0301 tri\u0323 cu\u0309a ph\u00e2n s\u00f4\u0301 t\u01b0\u0300 m\u00f4\u0323t s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00f4\u0301 ho\u0323c sinh thi\u0301ch ch\u01a1i \u0111a\u0301 c\u00e2\u0300u la\u0300: 30 x 2\/3 = 20 ho\u0323c sinh<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. T\u01b0\u01a1ng t\u01b0\u0323, ta \u0111i ti\u0300m gia\u0301 tri\u0323 cu\u0309a 30% cu\u0309a 30 \u0111\u00ea\u0309 ti\u0300m s\u00f4\u0301 ho\u0323c sinh thi\u0301ch bo\u0301ng \u0111a\u0301n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00f4\u0301 ho\u0323c sinh thi\u0301ch nha\u0309y d\u00e2y la\u0300: 30 x 30\/100 = 9 ho\u0323c sinh<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. T\u01b0\u01a1ng t\u01b0\u0323, ta \u0111i ti\u0300m gia\u0301 tri\u0323 cu\u0309a 1\/10 cu\u0309a 30 \u0111\u00ea\u0309 ti\u0300m s\u00f4\u0301 ho\u0323c sinh thi\u0301ch bo\u0301ng ba\u0300n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00f4\u0301 ho\u0323c sinh thi\u0301ch bo\u0301ng ba\u0300n la\u0300: 30 x 1\/10 = 3 ho\u0323c sinh<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. T\u01b0\u01a1ng t\u01b0\u0323, ta \u0111i ti\u0300m gia\u0301 tri\u0323 cu\u0309a 20% cu\u0309a 30 \u0111\u00ea\u0309 ti\u0300m s\u00f4\u0301 ho\u0323c sinh thi\u0301ch nha\u0309y d\u00e2y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00f4\u0301 ho\u0323c sinh thi\u0301ch nha\u0309y d\u00e2y la\u0300: 30 x 20\/100 = 6 ho\u0323c sinh<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u0110o\u0323c th\u00eam: Ho\u0323c Toa\u0301n l\u01a1\u0301p 6 cu\u0300ng Vietlearn: Ly\u0301 thuy\u00ea\u0301t &amp; Ba\u0300i t\u00e2\u0323p v\u00ea\u0300 ti\u0300m ti\u0309 s\u00f4\u0301 cu\u0309a hai s\u00f4\u0301<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng th\u01b0\u0301c t\u00f4\u0309ng qua\u0301t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mu\u00f4\u0301n ti\u0300m gia\u0301 tri\u0323 cu\u0309a ph\u00e2n s\u00f4\u0301 m\/n cu\u0309a s\u00f4\u0301 b cho tr\u01b0\u01a1\u0301c, ta co\u0301 CT: b x m\/n ( m, n la\u0300 s\u00f4\u0301 t\u01b0\u0323 nhi\u00ean, n kha\u0301c 0)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i t\u00e2\u0323p v\u00e2\u0323n du\u0323ng v\u00ea\u0300 ti\u0300m gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 1: Ti\u0301nh gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301 t\u01b0\u0300 m\u00f4\u0323t s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. 1\/2 cu\u0309a 24<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. 2\/3 cu\u0309a 60<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. 3\/5 cu\u0309a 25<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. 4\/3 cu\u0309a 12<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">e. 1\/8 cu\u0309a 88<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">g. 2\/7 cu\u0309a 28<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01a1\u0300i gia\u0309i<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. 1\/2 cu\u0309a 24 la\u0300 1\/2 x 24 = 12<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. 2\/3 cu\u0309a 60 la\u0300 2\/3 x 60 = 40<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. 3\/5 cu\u0309a 25 la\u0300 3\/5 x 25 = 15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. 4\/3 cu\u0309a 12 la\u0300 4\/3 x 12 = 16<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">e. 1\/8 cu\u0309a 88 la\u0300 1\/8 x 88 = 11<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">g. 2\/7 cu\u0309a 28 la\u0300 2\/7 x 28 = 8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 2: So sa\u0301nh ca\u0301c gia\u0301 tri\u0323 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. 25% cu\u0309a 50 va\u0300 15% cu\u0309a 60.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. 10% cu\u0309a 30 va\u0300 40% cu\u0309a 80.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. 12% cu\u0309a 48 va\u0300 18% cu\u0309a 56.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. 34% cu\u0309a 87 va\u0300 45% cu\u0309a 108.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01a1\u0300i gia\u0309i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. 25% cu\u0309a 50 la\u0300 50 x 25\/100 = 12.5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">15% cu\u0309a 60 la\u0300 60 x 15\/100 = 9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">12.5 &gt; 9 =&gt; 25% cu\u0309a 50 &gt; 15% cu\u0309a 60.b. 10% cu\u0309a 30 la\u0300 30 x 10\/100 = 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">40% cu\u0309a 80 la\u0300 80 x 40\/100 = 32<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 &lt; 32 =&gt; 10% cu\u0309a 30 &lt; 40% cu\u0309a 80.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. 12% cu\u0309a 48 la\u0300 48 x 12 \/ 100 = 5.76<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">18% cu\u0309a 56 la\u0300 56 x 12\/100 = 6.72<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5.76 &lt; 6.72 =&gt; 12% cu\u0309a 48 &lt; 18% cu\u0309a 56.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. 34% cu\u0309a 87 la\u0300 87 x 34\/100 = 29.58<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">45% cu\u0309a 108 la\u0300 108 x 45\/100 = 48.6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">29.58 &lt; 48.6 n\u00ean 34% cu\u0309a 87 &lt; 45% cu\u0309a 108.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i Toa\u0301n \u0111\u00f4\u0301<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 1: Ba\u0323n Ta\u0300i co\u0301 50 vi\u00ean bi. Ba\u0323n Ta\u0300i cho ba\u0323n T\u00f4m 1\/5 s\u00f4\u0301 bi. Ho\u0309i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. Ba\u0323n Ta\u0300i cho ba\u0323n T\u00f4m bao nhi\u00eau vi\u00ean bi?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. Ba\u0323n Ta\u0300i co\u0300n la\u0323i bao nhi\u00eau vi\u00ean bi?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01a1\u0300i gia\u0309i<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a. Ba\u0323n Ta\u0300i cho ba\u0323n T\u00f4m: 50 x 1\/5 = 10 vi\u00ean bi<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. Ba\u0323n Ta\u0300i co\u0300n la\u0323i 50 -10 = 40 vi\u00ean bi<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 2: \u0110oa\u0323n \u0111\u01b0\u01a1\u0300ng t\u01b0\u0300 Ha\u0300 N\u00f4\u0323i \u0111\u00ea\u0301n Ha\u0309i D\u01b0\u01a1ng la\u0300 60 km. M\u00f4\u0323t xe ma\u0301y xu\u00e2\u0301t pha\u0301t t\u01b0\u0300 Ha\u0300 N\u00f4\u0323i \u0111i \u0111\u01b0\u01a1\u0323c 3\/4 qua\u0303ng \u0111\u01b0\u01a1\u0300ng. Ho\u0309i xe ma\u0301y co\u0300n ca\u0301ch Ha\u0309i D\u01b0\u01a1ng bao nhi\u00eau km?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01a1\u0300i gia\u0309i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Qua\u0303ng \u0111\u01b0\u01a1\u0300ng xe ma\u0301y \u0111i \u0111\u01b0\u01a1\u0323c la\u0300 60 x 3\/4 = 45km<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Xe ma\u0301y co\u0300n ca\u0301ch Ha\u0309i D\u01b0\u01a1ng: 60 \u2013 45 = 15 km<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ba\u0300i 3: Va\u0300o nga\u0300y l\u00ea\u0303 2\/9, ba\u0301c chu\u0309 c\u01b0\u0309a ha\u0300ng ba\u0301n ca\u0301 \u0111a\u0303 gia\u0309m gia\u0301 ca\u0301c sa\u0309n ph\u00e2\u0309m 10% nh\u01b0 ba\u0309ng sau. Theo ba\u0323n, ba\u0301c \u0111a\u0303 ti\u0301nh \u0111u\u0301ng t\u00e2\u0301t ca\u0309 sa\u0309n ph\u00e2\u0309m ch\u01b0a?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gia\u0301 sa\u0309n ph\u00e2\u0309m sau khi gia\u0309m 10%<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01a1\u0300i gia\u0309i:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10% cu\u0309a sa\u0309n ph\u00e2\u0309m A la\u0300 35000 x 10% = 3500\u0111 =&gt; Gia\u0301 sa\u0309n ph\u00e2\u0309m A sau khi gia\u0309m la\u0300 35000 \u2013 3500 = 31.500\u0111<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10% cu\u0309a sa\u0309n ph\u00e2\u0309m B la\u0300 120000 x 10% = 12000\u0111 =&gt; Gia\u0301 sa\u0309n ph\u00e2\u0309m B sau khi gia\u0309m la\u0300 120000 \u2013 12000 =108000\u0111<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10% cu\u0309a sa\u0309n ph\u00e2\u0309m C la\u0300 67000 x 10% = 6700\u0111 =&gt; Gia\u0301 sa\u0309n ph\u00e2\u0309m C sau khi gia\u0309m la\u0300 67000 \u2013 6700 = 60300\u0111<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10% cu\u0309a sa\u0309n ph\u00e2\u0309m D la\u0300 450000 x 10% = 45000\u0111 =&gt; Gia\u0301 sa\u0309n ph\u00e2\u0309m D sau khi gia\u0309m la\u0300 450000 \u2013 45000= 405000\u0111<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10% cu\u0309a sa\u0309n ph\u00e2\u0309m E la\u0300 240000 x 10% = 24000\u0111 =&gt; Gia\u0301 sa\u0309n ph\u00e2\u0309m E sau khi gia\u0309m la\u0300 240000 \u2013 24000 = 216000\u0111<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0 v\u00e2\u0323y, ba\u0301c chu\u0309 c\u01b0\u0309a ha\u0300ng ti\u0301nh nh\u00e2\u0300m gia\u0301 cu\u0309a 2 sa\u0309n ph\u00e2\u0309m A va\u0300 D.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Xem th\u00eam :Ly\u0301 thuy\u00ea\u0301t v\u00e0 Ba\u0300i t\u00e2\u0323p v\u00ea\u0300 ti\u0300m ti\u0309 s\u1ed1 c\u1ee7a 2 s\u1ed1<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u00ea\u0300u ba me\u0323 c\u00e2\u0300n la\u0300m khi con va\u0300o l\u01a1\u0301p 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u0300m hi\u00ea\u0309u ch\u01b0\u01a1ng tri\u0300nh ho\u0323c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u01b0\u01a1ng tri\u0300nh ho\u0323c cu\u0309a c\u00e2\u0301p 2 cu\u0323 th\u00ea\u0309 la\u0300 l\u01a1\u0301p 6 kha\u0301c r\u00e2\u0301t nhi\u00ea\u0300u so v\u01a1\u0301i c\u00e2\u0301p ti\u00ea\u0309u ho\u0323c. S\u01b0\u0323 xu\u00e2\u0301t hi\u00ea\u0323n cu\u0309a m\u00f4\u0323t s\u00f4\u0301 m\u00f4n ho\u0323c m\u01a1\u0301i nh\u01b0 V\u00e2\u0323t Ly\u0301, Ho\u0301a ho\u0323c. B\u00f4\u0301 me\u0323 ha\u0303y cu\u0300ng con ti\u0300m hi\u00ea\u0309u tr\u01b0\u01a1\u0301c v\u00ea\u0300 ca\u0301c m\u00f4n ho\u0323c va\u0300 ch\u01b0\u01a1ng tri\u0300nh ho\u0323c. Vi\u00ea\u0323c na\u0300y giu\u0301p con kh\u00f4ng bi\u0323 b\u01a1\u0303 ng\u01a1\u0303 khi b\u01b0\u01a1\u0301c va\u0300o n\u0103m ho\u0323c m\u01a1\u0301i. Th\u01a1\u0300i gian he\u0300 la\u0300 th\u01a1\u0300i gian ly\u0301 t\u01b0\u01a1\u0309ng \u0111\u00ea\u0309 b\u00f4\u0301 me\u0323 va\u0300 con ca\u0301i chu\u00e2\u0309n bi\u0323 ha\u0300nh trang cho n\u0103m ho\u0323c l\u01a1\u0301p 6. Ha\u0303y ti\u0300m hi\u00ea\u0309u v\u00ea\u0300 \u0111\u0103\u0323c \u0111i\u00ea\u0309m, n\u00f4\u0323i dung cu\u0309a t\u01b0\u0300ng m\u00f4n ho\u0323c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f4\u0300ng ha\u0300nh cu\u0300ng con<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01a1\u0301p 6 la\u0300 n\u0103m ho\u0323c \u0111\u00e2\u0300u ti\u00ean cu\u0309a ca\u0301p THCS. Nh\u01b0\u0303ng thay \u0111\u00f4\u0309i v\u00ea\u0300 m\u00f4i tr\u01b0\u01a1\u0300ng ho\u0323c t\u00e2\u0323p, t\u00e2m ly\u0301 y\u00eau c\u00e2\u0300u b\u00f4\u0301 me\u0323 c\u00e2\u0300n chu\u0301 y\u0301 \u0111\u00ea\u0301n con h\u01a1n. Ha\u0303y \u0111\u00f4\u0300ng ha\u0300nh cu\u0300ng con giu\u0301p con tra\u0301nh xa ca\u0301c ti\u00eau c\u01b0\u0323c \u01a1\u0309 tr\u01b0\u01a1\u0300ng ho\u0323c nh\u01b0: bi\u0323 b\u0103\u0301t na\u0323t, t\u00e2\u0309y chay,\u2026 B\u00f4\u0301 me\u0323 n\u00ean quan t\u00e2m, ho\u0309i han con nhi\u00ea\u0300u h\u01a1n. Ha\u0303y ho\u0309i nga\u0300y h\u00f4m nay ca\u0309 con nh\u01b0 th\u00ea\u0301 na\u0300o? Con co\u0301 g\u0103\u0323p kho\u0301 kh\u0103n hay v\u00e2\u0301n \u0111\u00ea\u0300 gi\u0300 trong ho\u0323c t\u00e2\u0323p kh\u00f4ng? B\u00f4\u0301 me\u0323 cu\u0303ng c\u00e2\u0300n nh\u00e2\u0301n ma\u0323nh vi\u00ea\u0323c b\u00f4\u0301 me\u0323 se\u0303 lu\u00f4n b\u00ean con. \u0110\u00e2y cu\u0303ng la\u0300 th\u01a1\u0300i \u0111i\u00ea\u0309m b\u00f4\u0301 me\u0323 n\u00ean quan t\u00e2m \u0111\u00ea\u0301n v\u00e2\u0301n \u0111\u00ea\u0300 gia\u0301o du\u0323c gi\u01a1\u0301i ti\u0301nh con ca\u0301i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trang bi\u0323 ky\u0303 n\u0103ng m\u00ea\u0300m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ky\u0303 n\u0103ng m\u00ea\u0300m r\u00e2\u0301t c\u00e2\u0300n thi\u00ea\u0301t trong cu\u00f4\u0323c s\u00f4\u0301ng. M\u00f4\u0323t s\u00f4\u0301 ky\u0303 n\u0103ng m\u00ea\u0300m b\u00f4\u0301 me\u0323 c\u00e2\u0300n trang bi\u0323 cho con la\u0300: giao ti\u00ea\u0301p, \u01b0\u0301ng x\u01b0\u0309, qua\u0309n ly\u0301 th\u01a1\u0300i gian, l\u00ean k\u00ea\u0301 hoa\u0323ch ba\u0309o v\u00ea\u0323 ba\u0309n th\u00e2n,\u2026 L\u01a1\u0301p 6 la\u0300 th\u01a1\u0300i gian con la\u0300m quen v\u01a1\u0301i m\u00f4i tr\u01b0\u01a1\u0300ng m\u01a1\u0301i, ti\u00ea\u0301p xu\u0301c v\u01a1\u0301i nh\u01b0\u0303ng ng\u01b0\u01a1\u0300i ba\u0323n m\u01a1\u0301i, m\u00f4\u0301i quan h\u00ea\u0323 m\u01a1\u0301i. B\u00f4\u0301 me\u0323 co\u0301 th\u00ea\u0309 chi\u0309 cho be\u0301 ca\u0301c ca\u0301ch la\u0300m quen v\u01a1\u0301i ca\u0301c ba\u0323n m\u01a1\u0301i. Ca\u0301ch c\u01b0 x\u01b0\u0309 v\u01a1\u0301i th\u00e2\u0300y c\u00f4 gia\u0301o ca\u0300n li\u0323ch s\u01b0\u0323, ki\u0301nh tro\u0323ng. Ki\u00ea\u0301n th\u01b0\u0301c va\u0300 ca\u0301ch ho\u0323c l\u01a1\u0301p 6 cu\u0303ng kh\u00f4ng gi\u00f4\u0301ng ti\u00ea\u0309u ho\u0323c. Be\u0301 c\u00e2\u0300n co\u0301 ky\u0303 n\u0103ng qua\u0309n ly\u0301 th\u01a1\u0300i gian, l\u00ean k\u00ea\u0301 hoa\u0323ch ho\u0323c t\u00e2\u0323p \u0111\u00ea\u0309 thi\u0301ch nghi.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>T\u00ecm hi\u1ec3u ngay : Ki\u00ea\u0301n th\u01b0\u0301c v\u00ea\u0300 trung \u0111i\u00ea\u0309m cu\u0309a \u0111oa\u0323n th\u0103\u0309ng \u2013 H\u1ecdc t\u1ed1t to\u00e1n 6<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f4\u0309ng k\u00ea\u0301t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vietlearn hy vo\u0323ng v\u01a1\u0301i ba\u0300i vi\u00ea\u0301t tr\u00ean \u0111a\u0303 cung c\u00e2\u0301p cho ca\u0301c ba\u0323n ho\u0323c sinh th\u00f4ng tin h\u01b0\u0303u i\u0301ch v\u00ea\u0300 ti\u0300m gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301 t\u01b0\u0300 s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c. Ghe\u0301 qua blog Vietlearn \u0111\u00ea\u0309 kha\u0301m pha\u0301 th\u00eam ca\u0301c ki\u00ea\u0301n th\u01b0\u0301c va\u0300 kho ba\u0300i t\u00e2\u0323p ch\u00e2\u0301t l\u01b0\u01a1\u0323ng nhe\u0301.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kho t\u00e0i li\u1ec7u <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc t\u1eadp<\/a> Mi\u1ec5n Ph\u00ed \u2013 Vietlearn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vietlearn \u2013 <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">gia s\u01b0<\/a> tr\u01b0\u0323c tuy\u00ea\u0301n s\u00f4\u0301 1 Vi\u00ea\u0323t Nam. Hi\u00ea\u0323n nay, Vietlearn \u0111ang tri\u00ea\u0309n khai kho\u0301a ho\u0323c K12. K12 g\u00f4\u0300m ca\u0301c m\u00f4n: Toa\u0301n ho\u0323c, V\u00e2\u0323t Ly\u0301, Ho\u0301a ho\u0323c, Ti\u00ea\u0301ng Anh da\u0300nh cho ca\u0301c ba\u0323n ho\u0323c sinh t\u01b0\u0300 l\u01a1\u0301p 1 \u0111\u00ea\u0301n l\u01a1\u0301p 12. N\u00ea\u0301u ca\u0301c ba\u0323n ho\u0323c sinh co\u0301 nhu c\u00e2\u0300u ho\u0323c b\u00f4\u0309 tr\u01a1\u0323 \u0111\u00ea\u0309 l\u0103\u0301p \u0111a\u0300y ca\u0301c l\u00f4\u0303 h\u00f4\u0309ng ki\u00ea\u0301n th\u01b0\u0301c hay ho\u0323c n\u00e2ng cao. Vietlearn chi\u0301nh la\u0300 s\u01b0\u0323 l\u01b0\u0323a cho\u0323n ly\u0301 t\u01b0\u01a1\u0309ng. V\u01a1\u0301i m\u00f4\u0303i ba\u0323n ho\u0323c vi\u00ean, Vietlearn se\u0303 thi\u00ea\u0301t k\u00ea\u0301 m\u00f4\u0323t l\u00f4\u0323 tri\u0300nh ho\u0323c t\u00e2\u0323p ri\u00eang d\u01b0\u0323a tr\u00ean c\u01a1 s\u01a1\u0309 ph\u00e2n ti\u0301ch ca\u0301c k\u00ea\u0301t qua\u0309 \u0111a\u0301nh gia\u0301, ho\u0323c t\u00e2\u0323p cu\u0309a ba\u0323n. Ch\u00e2\u0300n ch\u01b0\u0300 gi\u0300 ma\u0300 kh\u00f4ng \u0111\u0103ng ky<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Ti\u0300m gia\u0301 tri\u0323 ph\u00e2n s\u00f4\u0301 cu\u0309a m\u00f4\u0323t s\u00f4\u0301 cho tr\u01b0\u01a1\u0301c la\u0300 ph\u00e2\u0300n ki\u00ea\u0301n th\u01b0\u0301c trong ch\u01b0\u01a1ng III: Ph\u00e2n s\u00f4\u0301 cu\u0309a ch\u01b0\u01a1ng tri\u0300nh Toa\u0301n 6. \u0110\u00e2y la\u0300 ph\u00e2\u0300n n\u00f4\u0323i dung ki\u00ea\u0301n th\u01b0\u0301c quan tro\u0323ng. Ca\u0301c ba\u0323n ho\u0323c sinh c\u00e2\u0300n n\u0103\u0301m ch\u0103\u0301c ly\u0301 thuy\u00ea\u0301t va\u0300 bi\u00ea\u0301t ca\u0301ch a\u0301p du\u0323ng va\u0300o ba\u0300i [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[9,4],"tags":[],"class_list":["post-2661","post","type-post","status-publish","format-standard","hentry","category-toan-hoc","category-trung-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=2661"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2661\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=2661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=2661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=2661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}