{"id":2731,"date":"2021-10-14T21:27:42","date_gmt":"2021-10-14T14:27:42","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=2731"},"modified":"2021-10-14T22:10:18","modified_gmt":"2021-10-14T15:10:18","slug":"tong-hop-he-thong-kien-thuc-bai-tap-van-dung-toan-lop-2","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tong-hop-he-thong-kien-thuc-bai-tap-van-dung-toan-lop-2\/","title":{"rendered":"T\u1ed5ng h\u1ee3p &amp; h\u1ec7 th\u1ed1ng ki\u1ebfn th\u1ee9c \u2013 B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng- To\u00e1n l\u1edbp 2"},"content":{"rendered":"\n<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n<p>Gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n l\u1edbp 2 y\u00eau c\u1ea7u <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> ph\u1ea3i n\u1eafm ch\u1eafc c\u00f4ng th\u1ee9c v\u00e0 \u0111\u1ecbnh l\u00fd. Tuy nhi\u00ean, h\u1ec7 th\u1ed1ng v\u00f4 v\u00e0n ki\u1ebfn th\u1ee9c m\u00f4n To\u00e1n l\u1edbp 2 r\u1ea5t kh\u00f3 v\u1edbi tr\u1ebb 7 tu\u1ed5i. B\u00e0i t\u1ed5ng h\u1ee3p ki\u1ebfn th\u1ee9c chuy\u00ean \u0111\u1ec1 To\u00e1n l\u1edbp 2 c\u1ee7a Vietlearn sau \u0111\u00e2y s\u1ebd gi\u00fap \u00edch cho <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> v\u00e0 ph\u1ee5 huynh.<\/p>\n\n\n\n<p>T\u1ed5ng h\u1ee3p ki\u1ebfn th\u1ee9c To\u00e1n l\u1edbp 2<\/p>\n\n\n\n<p><a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">Ch\u01b0\u01a1ng tr\u00ecnh To\u00e1n<\/a> l\u1edbp 2 h\u1ecdc k\u1ef3 I<\/p>\n\n\n\n<p>Ng\u00e0y, gi\u1edd, th\u00e1ng, n\u0103m<\/p>\n\n\n\n<p>M\u1ed9t ng\u00e0y c\u00f3 24 gi\u1edd. B\u1eaft \u0111\u1ea7u t\u1eeb 12 gi\u1edd \u0111\u00eam h\u00f4m tr\u01b0\u1edbc \u0111\u1ebfn 12 gi\u1edd \u0111\u00eam h\u00f4m sau.<\/p>\n\n\n\n<p>M\u1ed9t n\u0103m c\u00f3 12 th\u00e1ng. M\u1ed7i th\u00e1ng th\u01b0\u1eddng c\u00f3 30 ho\u1eb7c 31 ng\u00e0y. Ri\u00eang th\u00e1ng 2 c\u00f3 28 ho\u1eb7c 29 ng\u00e0y.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">Ch\u01b0\u01a1ng tr\u00ecnh To\u00e1n<\/a> l\u1edbp 2 h\u1ecdc k\u1ef3 II<\/p>\n\n\n\n<p>T\u1ed5ng h\u1ee3p ki\u1ebfn th\u1ee9c to\u00e1n l\u1edbp 2<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp chuy\u00ean \u0111\u1ec1 To\u00e1n n\u00e2ng cao l\u1edbp 2<\/p>\n\n\n\n<p>B\u00e0i 1: \u0110\u1eb7t t\u00ednh r\u1ed3i t\u00ednh<\/p>\n\n\n\n<p>24 + 6 4 + 46 66 + 6 27 + 3 18 + 2<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>7 + 77 6 +72 45 + 5 46 + 1 76 + 0<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>18 + 22 44 + 16 46 + 18 58 + 16 36 + 27<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>55 + 35 36 +22 19 + 31 67 + 26 54 + 76<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 2: T\u00ednh nh\u1ea9m (B\u00e0i t\u1eadp to\u00e1n l\u1edbp 2)<\/p>\n\n\n\n<p>4 + 5 = \u2026\u2026.. 9 + 7 = \u2026\u2026. 8 + 6 = \u2026.. 7 + 9 = \u2026. 3 + 4 = \u2026.<\/p>\n\n\n\n<p>2+ 5 = \u2026\u2026.. 9 + 1 = \u2026\u2026. 6 + 3 + 1 = \u2026.. 1 + 1 + 8 = \u2026. 3 + 3 + 10 = \u2026..<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 3: T\u00ecm x, bi\u1ebft<\/p>\n\n\n\n<p>x + 34 = 54 38 + x = 68 42 + x = 89 x+ 62 = 96<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026..<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026..<\/p>\n\n\n\n<p>x + 21= 26 + 15 22 + x = 39+36 x + 33 = 37 + 38 51+ x = 46 +35<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026..<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026..<\/p>\n\n\n\n<p>\u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026.. \u2026\u2026\u2026\u2026\u2026\u2026\u2026..<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 4: \u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng:<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp to\u00e1n l\u1edbp 2<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 5: T\u00f3m t\u1eaft b\u1eb1ng s\u01a1 \u0111\u1ed3 r\u1ed3i gi\u1ea3i b\u00e0i to\u00e1n sau: Th\u00e1ng tr\u01b0\u1edbc, t\u1ed5 em 40 \u0111i\u1ec3m m\u01b0\u1eddi. T\u00ednh ra s\u1ed1 \u0111i\u1ec3m m\u01b0\u1eddi th\u00e1ng tr\u01b0\u1edbc \u00edt h\u01a1n th\u00e1ng n\u00e0y 10 \u0111i\u1ec3m m\u01b0\u1eddi. T\u00ednh s\u1ed1 \u0111i\u1ec3m 5 th\u00e1ng n\u00e0y?<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 6: M\u1ed9t nh\u00e0 ga c\u00f3 13 t\u00e0u \u0111\u00e3 r\u1eddi ga, trong ga c\u00f2n l\u1ea1i 30 t\u00e0u ch\u01b0a r\u1eddi b\u1ebfn. H\u1ecfi l\u00fac \u0111\u1ea7u c\u00f3 bao nhi\u00eau t\u00e0u trong ga \u0111\u00f3.<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 7: T\u00ecm m\u1ed9t s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u00e0 m\u1ed9t s\u1ed1 c\u00f3 m\u1ed9t ch\u1eef s\u1ed1 \u0111\u1ec3 sao cho t\u1ed5ng hai s\u1ed1 \u0111\u00f3 b\u1eb1ng 8?<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 8: T\u00ecm m\u1ed9t s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 v\u00e0 m\u1ed9t s\u1ed1 c\u00f3 m\u1ed9t ch\u1eef s\u1ed1 \u0111\u1ec3 sao cho hi\u1ec7u hai s\u1ed1 \u0111\u00f3 b\u1eb1ng 2?<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 9: Ch\u1ecb g\u00e1i mang ra ch\u1ee3 b\u00e1n 50 qu\u1ea3 \u1ed5i. Bu\u1ed5i s\u00e1ng ch\u1ecb b\u00e1n \u0111\u01b0\u1ee3c 34 qu\u1ea3, bu\u1ed5i chi\u1ec1u b\u00e1n \u0111\u01b0\u1ee3c 37 qu\u1ea3. H\u1ecfi:<\/p>\n\n\n\n<p>a) C\u1ea3 s\u00e1ng v\u00e0 chi\u1ec1u ch\u1ecb g\u00e1i b\u00e1n \u0111\u01b0\u1ee3c bao nhi\u00eau qu\u1ea3 cam?<\/p>\n\n\n\n<p>b) Ch\u1ecb g\u00e1i c\u00f2n bao nhi\u00eau qu\u1ea3 \u1ed5i?<\/p>\n\n\n\n<p>B\u00e0i t\u1eadp 10: L\u1ea5y t\u1ed5ng c\u1ee7a 50 v\u00e0 15 r\u1ed3i tr\u1eeb \u0111i 11 ta \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 l\u00e0 bao nhi\u00eau?<\/p>\n\n\n\n<p>Ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i b\u00e0i t\u1eadp To\u00e1n l\u1edbp 2 hi\u1ec7u qu\u1ea3<\/p>\n\n\n\n<p>Ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i b\u00e0i To\u00e1n l\u1edbp 2<\/p>\n\n\n\n<p>T\u1eadp trung \u00f4n t\u1eadp ki\u1ebfn th\u1ee9c tr\u1ecdng t\u00e2m<\/p>\n\n\n\n<p>C\u00e1c b\u00e0i To\u00e1n l\u1edbp 2 ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng nh\u1eefng ki\u1ebfn th\u1ee9c trong ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e3 h\u1ecdc, ch\u01b0a c\u00f3 nhi\u1ec1u \u0111\u00e1nh \u0111\u00f3 v\u00e0 ph\u00e2n lo\u1ea1i gay g\u1eaft nh\u01b0 \u1edf c\u00e1c l\u1edbp h\u1ecdc cao h\u01a1n. <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">H\u1ecdc sinh<\/a> ch\u1ec9 c\u1ea7n h\u1ecdc ch\u1eafc ki\u1ebfn th\u1ee9c chuy\u00ean \u0111\u1ec1 to\u00e1n l\u1edbp 2 trong s\u00e1ch gi\u00e1o khoa \u0111\u00e3 h\u1ecdc.<\/p>\n\n\n\n<p>Ki\u1ebfn th\u1ee9c tr\u1ecdng t\u00e2m s\u1eed d\u1ee5ng gi\u1ea3i b\u00e0i t\u1eadp to\u00e1n l\u1edbp 2 \u0111\u00e3 \u0111\u01b0\u1ee3c Vietlearn t\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 \u1edf ph\u1ea7n tr\u01b0\u1edbc. Ph\u1ea7n ki\u1ebfn th\u1ee9c n\u00e0y kh\u00f4ng qu\u00e1 nhi\u1ec1u v\u00e0 kh\u00e1 \u0111\u01a1n gi\u1ea3n. Tuy nhi\u00ean, c\u00e1c em v\u00e0 ph\u1ee5 huynh kh\u00f4ng n\u00ean ch\u1ee7 quan trong qu\u00e1 tr\u00ecnh h\u1ecdc v\u00ec \u0111\u00e2y l\u00e0 nh\u1eefng ki\u1ebfn th\u1ee9c n\u1ec1n t\u00e0ng. N\u1ebfu b\u1ecb h\u1ecfng, <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> s\u1ebd g\u1eb7p nhi\u1ec1u kh\u00f3 kh\u0103n khi h\u1ecdc nh\u1eefng l\u00fd thuy\u1ebft \u1edf c\u1ea5p h\u1ecdc cao h\u01a1n.<\/p>\n\n\n\n<p>Tr\u01b0\u1eddng h\u1ee3p <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc sinh<\/a> \u0111ang b\u1ecb h\u1ecfng c\u1ea7n ph\u1ea3i nhanh ch\u00f3ng \u00f4n t\u1eadp v\u00e0 b\u1ed5 sung ki\u1ebfn th\u1ee9c l\u1ea1i ngay.<\/p>\n\n\n\n<p>X\u00e1c \u0111\u1ecbnh m\u1ee5c ti\u00eau h\u1ecdc t\u1eadp r\u00f5 r\u00e0ng<\/p>\n\n\n\n<p>\u0110\u1ec3 h\u1ecdc to\u00e1n l\u1edbp 2 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng k\u1ebft qu\u1ea3 nh\u01b0 mong mu\u1ed1n, h\u1ecdc sinh c\u1ea7n x\u00e1c \u0111\u1ecbnh cho m\u00ecnh m\u1ed9t m\u1ee5c ti\u00eau v\u00e0 l\u1ed9 tr\u00ecnh h\u1ecdc ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p>V\u1edbi h\u1ecdc sinh h\u01b0\u1edbng \u0111\u1ebfn k\u1ebft qu\u1ea3 h\u1ecdc t\u1eadp \u0111i\u1ec3m 9, \u0111i\u1ec3m 10 v\u00e0 danh hi\u1ec7u h\u1ecdc sinh gi\u1ecfi, c\u00e1c em c\u1ea7n ph\u1ea3i d\u00e0nh nhi\u1ec1u th\u1eddi gian \u00f4n t\u1eadp v\u00e0 n\u1eafm v\u1eefng to\u00e0n b\u1ed9 ki\u1ebfn th\u1ee9c. \u0110\u00f4i khi, c\u00e1c em s\u1ebd ph\u1ea3i ch\u00fa \u00fd \u0111\u1ebfn nh\u1eefng b\u00e0i t\u1eadp n\u00e2ng cao kh\u00f4ng c\u00f3 trong chuy\u00ean \u0111\u1ebfn l\u1edbp l\u1edbp 2 s\u00e1ch gi\u00e1o khoa.<\/p>\n\n\n\n<p>Nh\u1eefng h\u1ecdc sinh h\u01b0\u1edbng \u0111\u1ebfn k\u1ebft qu\u1ea3 h\u1ecdc t\u1eadp \u0111i\u1ec3m 8 v\u00e0 danh hi\u1ec7u h\u1ecdc sinh kh\u00e1, c\u00e1c em s\u1ebd ch\u1ec9 c\u1ea7n n\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c to\u00e1n l\u1edbp 2 c\u01a1 b\u1ea3n trong ch\u01b0\u01a1ng tr\u00ecnh s\u00e1ch gi\u00e1o khoa. \u0110\u1ed3ng ngh\u0129a, c\u00e1c em s\u1ebd ph\u1ea3i d\u00e0nh \u00edt th\u1eddi gian h\u1ecdc t\u1eadp h\u01a1n v\u00e0 c\u00f3 nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 d\u00e0nh v\u00e0o nh\u1eefng ho\u1ea1t \u0111\u1ed9ng b\u1ed5 \u00edch kh\u00e1c.<\/p>\n\n\n\n<p>Tuy v\u00e0o t\u1eebng m\u1ee5c ti\u00eau kh\u00e1c nhau s\u1ebd \u0111\u1ec1 ra nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p v\u00e0 l\u1ed9 tr\u00ecnh h\u1ecdc t\u1eadp kh\u00e1c nhau. Nh\u01b0ng quan tr\u1ecdng nh\u1ea5t, c\u00e1c em v\u1eabn c\u1ea7n ph\u1ea3i x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau h\u01b0\u1edbng \u0111\u1ebfn trong n\u0103m h\u1ecdc c\u1ee7a m\u00ecnh l\u00e0 g\u00ec.<\/p>\n\n\n\n<p>Ch\u00fa tr\u1ecdng r\u00e8n luy\u1ec7n th\u1ec3 ch\u1ea5t<\/p>\n\n\n\n<p>R\u00e8n luy\u1ec7n th\u1ec3 ch\u1ea5t \u0111\u1ea3m b\u1ea3o s\u1ee9c kh\u1ecfe t\u1ed1t trong qu\u00e1 tr\u00ecnh \u00f4n t\u1eadp ki\u1ebfn th\u1ee9c c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c l\u01b0u \u00fd. Kh\u00f4ng \u00edt tr\u01b0\u1eddng h\u1ee3p, c\u00e1c h\u1ecdc sinh do qu\u00e1 t\u1eadp trung \u00f4n t\u1eadp m\u00e0 kh\u00f4ng quan t\u00e2m \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a m\u00ecnh m\u00e0 b\u1ecb ng\u1ea5t, s\u1ee9c kh\u1ecfe kh\u00f4ng \u1ed5n \u0111\u1ecbnh, b\u1ecb \u1ed1m,\u2026 \u0110i\u1ec1u n\u00e0y s\u1ebd \u1ea3nh h\u01b0\u1edfng v\u00e0 ph\u00e1 h\u1ecfng nh\u1eefng n\u1ed7 l\u1ef1c h\u1ecdc t\u1eadp tr\u01b0\u1edbc \u0111\u00f3 c\u1ee7a c\u00e1c em.<\/p>\n\n\n\n<p>H\u01a1n n\u1eefa, th\u1ec3 l\u1ef1c kh\u00f4ng t\u1ed1t v\u00e0 m\u1ec7t m\u1ecfi s\u1ebd h\u00ecnh th\u00e0nh n\u00ean t\u00e2m l\u00fd c\u0103ng th\u1eb3ng, \u1ee9c ch\u1ebf t\u00e2m l\u00fd. N\u1ebfu \u00f4n t\u1eadp v\u00e0 l\u00e0m b\u00e0i t\u1eadp To\u00e1n l\u1edbp 2 trong t\u00ecnh tr\u1ea1ng n\u00e0y ch\u1eafc ch\u1eafn s\u1ebd c\u00f3 k\u1ebft qu\u1ea3 kh\u00f4ng cao.<\/p>\n\n\n\n<p>Do \u0111\u00f3, b\u00ean c\u1ea1nh vi\u1ec7c \u00f4n t\u1eadp ki\u1ebfn th\u1ee9c v\u1ea5t c\u1ea3, h\u1ecdc sinh n\u00ean chu\u1ea9n b\u1ecb m\u1ed9t th\u1ec3 l\u1ef1c \u1ed5n \u0111\u1ecbnh nh\u1ea5t. \u0110\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, c\u00e1c em n\u00ean t\u1ea1o cho b\u1ea3n th\u00e2n th\u1eddi gian gi\u1ea3i lao th\u01b0 gi\u1ea3n v\u00e0 ho\u1ea1t \u0111\u1ed9ng th\u1ec3 ch\u1ea5t sau m\u1ed7i gi\u1edd h\u1ecdc c\u0103ng th\u1eb3ng.<\/p>\n\n\n\n<p>H\u1ecdc gia s\u01b0 To\u00e1n l\u1edbp 2 online<\/p>\n\n\n\n<p>H\u1ecdc to\u00e1n online l\u1edbp 2 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p gi\u00fap c\u1ea3i thi\u1ec7n tinh th\u1ea7n v\u00e0 n\u0103ng l\u1ef1c h\u1ecdc t\u1eadp c\u1ee7a con hi\u1ec7u qu\u1ea3. Ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdc tr\u1ef1c tuy\u1ebfn l\u1edbp 2 tr\u00ean m\u1ed9t n\u1ec1n t\u1ea3ng m\u1edbi v\u00e0 ph\u01b0\u01a1ng th\u1ee9c gi\u1ea3ng d\u1ea1y h\u1ea5p d\u1eabn v\u00e0 cu\u1ed1n h\u00fat d\u00e0nh cho m\u1ecdi l\u1ee9a tu\u1ed5i v\u00e0 c\u00e1c em h\u1ecdc sinh. \u0110\u1ed3ng th\u1eddi, ph\u1ee5 huynh d\u1ec5 d\u00e0ng \u1edf b\u00ean canh theo s\u00e1t v\u00e0 n\u1eafm r\u00f5 qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp c\u1ee7a con.<\/p>\n\n\n\n<p>Trong giai \u0111o\u1ea1n d\u1ecbch b\u1ec7nh ph\u1ee9c t\u1eadp, h\u1ecdc online gi\u00fap con h\u1ea1n ch\u1ebft vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi m\u1ea7m b\u1ec7nh t\u1ed1i \u0111a. \u0110\u1eb7c bi\u1ec7t, gi\u00e1 th\u00e0nh cho ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdc tr\u1ef1c tuy\u1ebfn l\u1edbp 2 h\u1ee3p l\u00fd h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi thu\u00ea gia s\u01b0 t\u1ea1i nh\u00e0.<\/p>\n\n\n\n<p>\u0110\u0103ng k\u00fd tr\u1ea3i nghi\u1ec7m h\u1ecdc to\u00e1n online l\u1edbp 2 cho con ngay t\u1ea1i Vietlearn (100% mi\u1ec5n ph\u00ed)<\/p>\n\n\n\n<p>Vietlearn \u2013 Ch\u01b0\u01a1ng tr\u00ecnh h\u1ecdc tr\u1ef1c tuy\u1ebfn l\u1edbp 2 hi\u1ec7u qu\u1ea3<\/p>\n\n\n\n<p>Vietlearn l\u00e0 c\u00f4ng ty Edtech v\u1ec1 gi\u00e1o d\u1ee5c tr\u1ef1c tuy\u1ebfn, cung c\u1ea5p tr\u1ea3i nghi\u1ec7m v\u00e0 b\u1ed3i d\u01b0\u1ee1ng h\u1ecdc t\u1eadp c\u00e1 nh\u00e2n cho h\u00e0ng tr\u0103m ngh\u00ecn h\u1ecdc sinh v\u00e0 nh\u00e0 tr\u01b0\u1eddng trong kh\u1ed1i ki\u1ebfn th\u1ee9c K-12 c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c.<\/p>\n\n\n\n<p>Vietlearn kh\u00f4ng ch\u1ec9 l\u00e0 kh\u00f3a h\u1ecdc To\u00e1n l\u1edbp 2 online, ch\u00fang t\u00f4i \u1ee9ng d\u1ee5ng v\u00e0 mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m tri th\u1ee9c tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) v\u00e0 d\u1eef li\u1ec7u l\u1edbn (h\u00e0ng \u0111\u1ea7u \u0110\u00f4ng Nam \u00c1) \u0111\u1ebfn v\u1edbi h\u1ecdc sinh Vi\u1ec7t Nam. Vietlearn mong mu\u1ed1n t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng c\u00f4ng ngh\u1ec7 gi\u00fap c\u00e1c em ph\u00e1t huy \u0111i\u1ec3m m\u1ea1nh v\u00e0 say m\u00ea trong h\u1ecdc t\u1eadp.<\/p>\n\n\n\n<p>B\u1ed3i d\u01b0\u1ee1ng, truy\u1ec1n c\u1ea3m h\u1ee9ng v\u00e0 truy\u1ec1n l\u1eeda h\u1ecdc t\u1eadp cho th\u1ebf h\u1ec7 tr\u1ebb lu\u00f4n l\u00e0 s\u1ee9 m\u1ec7nh c\u1ed1t l\u00f5i kh\u00f4ng thay \u0111\u1ed5i c\u1ee7a Vietlearn.<\/p>\n\n\n\n<p>M\u00f4 h\u00ecnh gi\u00e1o d\u1ee5c v\u00e0 \u0111\u1ed9i ng\u0169 gi\u00e1o vi\u00ean c\u1ee7a Vietlearn \u0111\u01b0\u1ee3c nhi\u1ec1u t\u1ed5 ch\u1ee9c v\u00e0 c\u01a1 quan b\u00e1o ch\u00ed \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng h\u00e0ng \u0111\u1ea7u Vi\u1ec7t Nam.<\/p>\n\n\n\n<p>Ch\u00fang t\u00f4i cam k\u1ebft 100% h\u1ecdc sinh vui h\u1ecdc to\u00e1n l\u1edbp 2 v\u00e0 \u0111\u1ea1t k\u1ebft qu\u1ea3 h\u1ecdc t\u1eadp cao, v\u1edbi chi ph\u00ed ti\u1ebft ki\u1ec7m nh\u1ea5t.<\/p>\n\n\n\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 b\u00e0i vi\u1ebft t\u1ed5ng h\u1ee3p ki\u1ebfn th\u1ee9c v\u00e0 b\u00e0i to\u00e1n l\u1edbp 2 c\u01a1 b\u1ea3n v\u00e0 n\u00e2ng cao, hy v\u1ecdng \u0111\u00e3 gi\u00fap c\u00e1c b\u1ea1n nh\u1ecf hi\u1ec3u v\u00e0 \u0111\u1ea1t k\u1ebft qu\u1ea3 h\u1ecdc t\u1eadp cao.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>T\u1eeb vu\u00f4ng g\u00f3c \u0111\u1ebfn song song \u2013 To\u00e1n l\u1edbp 7 l\u00e0 chuy\u1ec7n nh\u1ecf<\/p>\n\n\n\n<p>7 ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc t\u1ed1t c\u00e1c m\u00f4n h\u1ecdc l\u1edbp 10 ph\u1ea3i bi\u1ebft \u2013 Topp<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n l\u1edbp 2 y\u00eau c\u1ea7u h\u1ecdc sinh ph\u1ea3i n\u1eafm ch\u1eafc c\u00f4ng th\u1ee9c v\u00e0 \u0111\u1ecbnh l\u00fd. Tuy nhi\u00ean, h\u1ec7 th\u1ed1ng v\u00f4 v\u00e0n ki\u1ebfn th\u1ee9c m\u00f4n To\u00e1n l\u1edbp 2 r\u1ea5t kh\u00f3 v\u1edbi tr\u1ebb 7 tu\u1ed5i. B\u00e0i t\u1ed5ng h\u1ee3p ki\u1ebfn th\u1ee9c chuy\u00ean \u0111\u1ec1 To\u00e1n l\u1edbp 2 c\u1ee7a Vietlearn sau [&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":[3,9],"tags":[],"class_list":["post-2731","post","type-post","status-publish","format-standard","hentry","category-tieu-hoc","category-toan-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2731","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=2731"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/2731\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=2731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=2731"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=2731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}