第5单元 混合运算-【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 5 　 第 1 课时　 同级混合运算(教材 P47) 2 年级 下 R 16 ÷ 4 = 2 × 8 = 81 + 9 = 28 ÷ 4 = 18 ÷ 2 = 35 + 9 = 63 - 31 = 8 × 7 = 57 - 19 = 30 + 48 = 42 ÷ 7 = 36 - 6 = 56 - 7 = 35 ÷ 7 = 8 × 3 = 32 - 21 = 72 ÷ 8 = 84 - 50 = 4 × 5 = 52 - 7 = 63 + 9 = 30 ÷ 5 = 24 ÷ 3 = 72 - 9 = 36 + 6 = 38 + 6 = 3 × 4 = 40 ÷ 5 = 36 ÷ 6 = 7 × 7 = 32 ÷ 4 = 36 ÷ 4 = 4 × 9 = 9 × 5 = 27 - 3 = 54 - 30 = 20 ÷ 4 = 8 + 25 = 76 - 8 = 62 - 21 = 35 - 11 + 42　 　 　 　 　 　 　 4 × 9 ÷ 6　 　 　 　 　 　 　 35 ÷ 7 × 5 48 + 25 - 39 56 ÷ 7 × 2 2 × 9 ÷ 6 92 单元 5 　 第 2 课时　 练习课(教材 P47) 2 年级 下 R 40 ÷ 8 = 24 ÷ 4 = 12 + 35 = 49 ÷ 7 = 9 × 9 = 18 ÷ 2 = 56 ÷ 8 = 36 + 22 = 8 ÷ 8 = 9 + 46 = 53 - 9 = 9 × 7 = 25 + 15 = 7 × 3 = 55 - 20 = 48 + 7 = 30 ÷ 5 = 44 - 9 = 35 - 6 = 81 ÷ 9 = 24 ÷ 3 = 36 + 4 = 41 - 29 = 42 ÷ 7 = 58 + 32 = 32 ÷ 4 = 4 × 5 = 35 ÷ 7 = 18 ÷ 9 = 7 × 5 = 21 ÷ 7 = 38 + 16 = 35 - 8 = 35 ÷ 5 = 5 × 8 = 7 + 63 = 27 + 71 = 12 ÷ 6 = 46 + 10 = 80 - 28 = 44 + 18 - 27　 　 　 　 　 　 　 6 × 6 ÷ 9　 　 　 　 　 　 　 33 + 27 - 17 42 ÷ 6 × 5 50 - 28 + 36 32 ÷ 4 × 5 03 单元 5 　 第 3 课时　 两级混合运算(教材 P48) 2 年级 下 R 33 + 60 = 28 ÷ 7 = 72 + 16 = 63 ÷ 9 = 48 ÷ 8 = 36 ÷ 4 = 7 × 5 = 72 + 24 = 80 - 9 = 9 ÷ 9 = 9 ÷ 3 = 20 ÷ 4 = 59 + 18 = 28 + 6 = 7 × 9 = 56 ÷ 7 = 64 ÷ 8 = 43 + 32 = 21 ÷ 3 = 54 ÷ 6 = 65 + 30 = 4 × 2 = 46 - 33 = 9 × 4 = 28 ÷ 4 = 45 ÷ 5 = 25 + 23 = 7 + 56 = 9 × 6 = 42 + 18 = 14 ÷ 7 = 8 × 2 = 7 ÷ 1 = 54 ÷ 9 = 63 ÷ 7 = 36 ÷ 6 = 32 ÷ 8 = 21 - 7 = 81 ÷ 9 = 37 - 26 = 68 - 27 ÷ 9　 　 　 　 　 　 　 52 - 9 × 5　 　 　 　 　 　 　 6 × 4 + 30 28 ÷ 4 + 83 56 ÷ 8 - 7 45 + 81 ÷ 9 13 单元 5 　 第 4 课时　 练习课(教材 P48) 2 年级 下 R 6 × 6 = 5 × 9 = 42 ÷ 6 = 84 + 7 = 43 - 30 = 5 × 7 = 89 - 8 = 6 × 9 = 83 - 29 = 16 ÷ 8 = 40 ÷ 8 = 10 ÷ 5 = 49 ÷ 7 = 50 - 6 = 53 - 36 = 9 ÷ 1 = 80 - 44 = 40 + 50 = 7 × 7 = 24 ÷ 3 = 42 - 15 = 21 + 27 = 27 + 25 = 14 ÷ 7 = 81 ÷ 9 = 72 ÷ 8 = 5 ÷ 5 = 24 ÷ 8 = 14 + 85 = 7 × 8 = 47 + 8 = 64 ÷ 8 = 8 ÷ 2 = 90 - 9 = 42 + 13 = 5 + 58 = 27 ÷ 9 = 32 ÷ 8 = 18 ÷ 9 = 14 ÷ 2 = 45 - 20 ÷ 5　 　 　 　 　 　 　 40 - 7 × 4　 　 　 　 　 　 　 36 ÷ 6 + 18 7 × 9 + 22 50 + 42 ÷ 7 63 ÷ 7 + 9 23 单元 5 　 第