第2单元 表内除法（一）-【优佳好】2023-2024学年二年级下册数学口算计算能力提升（人教版）

单元 2 　 第 1 课时　 平均分(1)(教材 P8) 2 年级 下 R 52 - 4 = 9 × 3 = 3 × 6 = 57 + 6 = 7 × 2 = 48 + 32 = 34 - 27 = 3 × 3 = 37 + 16 = 6 × 4 = 8 × 7 = 47 - 22 = 8 × 4 = 8 + 50 = 6 × 6 = 22 + 37 = 75 - 43 = 5 × 8 = 29 + 54 = 5 × 5 = 15 + 43 = 5 × 4 = 30 - 19 = 34 - 20 = 5 × 3 = 6 × 9 = 28 + 36 = 7 × 4 = 43 - 17 = 7 × 6 = 27 - 18 = 2 × 8 = 41 + 36 = 9 × 9 = 7 × 7 = 8 × 6 = 9 × 8 = 45 - 22 = 5 × 6 = 45 + 29 = 37 + 45 = 　 　 　 　 　 　 　 27 + 38 = 47 + 28 = 70 - 45 = 52 - 46 = 94 - 75 = 5 单元 2 　 第 2 课时　 平均分(2)(教材 P9) 2 年级 下 R 6 × 5 = 70 - 26 = 3 × 5 = 30 - 22 = 9 × 4 = 80 - 40 = 8 × 8 = 35 + 26 = 3 × 3 = 66 - 57 = 15 + 25 = 51 - 8 = 45 - 15 = 27 + 18 = 36 - 12 = 45 - 18 = 6 × 6 = 40 - 17 = 5 × 5 = 78 - 29 = 3 × 9 = 4 × 8 = 22 + 24 = 5 × 6 = 48 + 42 = 22 - 7 = 32 - 8 = 45 - 36 = 14 + 7 = 53 - 42 = 7 × 4 = 2 × 7 = 50 - 26 = 7 × 8 = 36 + 36 = 9 × 5 = 21 + 49 = 9 × 2 = 24 + 42 = 3 × 8 = 57 + 36 = 27 + 43 = 50 - 36 = 43 - 28 = 72 - 53 = 22 + 39 = 6 单元 2 　 第 3 课时　 平均分(3)(教材 P10) 2 年级 下 R 6 × 7 = 7 × 8 = 40 - 22 = 17 + 13 = 8 × 8 = 22 + 53 = 6 × 6 = 30 + 6 = 29 + 18 = 6 × 5 = 4 × 8 = 9 × 6 = 7 × 2 = 8 × 2 = 7 × 6 = 2 × 8 = 4 × 4 = 24 + 7 = 8 × 9 = 4 × 7 = 5 × 9 = 15 + 35 = 3 × 6 = 9 × 3 = 4 × 9 = 2 × 9 = 12 + 28 = 7 × 3 = 53 - 27 = 2 × 5 = 80 - 36 = 7 × 9 = 1 × 7 = 60 - 44 = 32 + 15 = 71 - 40 = 80 - 40 = 5 × 5 = 36 + 40 = 80 - 22 = 38 + 46 = 32 - 19 = 25 + 56 = 51 - 34 = 62 - 55 = 80 - 45 = 7 单元 2 　 第 4 课时　 除法算式的认识(教材 P13 ~ 14) 2 年级 下 R 6 × 3 = 2 × 4 = 3 × 5 = 7 × 2 = 5 × 4 = 5 × 5 = 43 + 27 = 15 + 48 = 4 × 8 = 70 - 36 = 6 × 6 = 18 + 32 = 60 - 42 = 70 - 40 = 15 + 27 = 36 - 18 = 75 - 45 = 22 - 7 = 53 - 26 = 3 × 4 = 40 - 27 = 4 × 4 = 38 + 12 = 2 × 8 = 3 × 8 = 63 - 40 = 8 × 3 = 7 × 5 = 34 + 28 = 9 × 9 = 1 × 5 = 50 + 23 = 35 + 25 = 9 × 4 = 40 - 8 = 7 × 6 = 6 × 9 = 7 × 7 = 40 - 18 = 12 + 25 = 31 + 19 = 43 + 48 = 54 - 27 + 36 = 62 - 39 = 72 - 48 = 80 - 19 - 45 = 8 单元 2 　 第 5 课时　 用 2 ~6 的乘法口诀求商(1)(教材 P18) 2 年级 下 R 3 × 2 = 10 ÷ 2 = 12 ÷ 3 = 4 × 5 = 15 ÷ 5 = 25 ÷ 5 = 18 ÷ 3 = 40 + 52 = 64 - 8 = 7 × 8