在小学数学的学习过程中,脱式计算是培养学生逻辑思维能力和运算技巧的重要环节。脱式计算要求将每一步的运算过程清晰地写出来,便于检查和理解。为了帮助学生更好地掌握这一技能,下面整理了100道脱式简便计算题,并附上答案和详细的过程,供学习参考。 一、脱式计算题精选(前20题) | 题号 | 题目 | 脱式计算过程 | 答案 | | 1 | 25 × 4 + 36 | = 100 + 36 | 136 | | 2 | 18 ÷ 6 + 7 | = 3 + 7 | 10 | | 3 | 12 × (5 + 3) | = 12 × 8 | 96 | | 4 | 48 - 20 ÷ 4 | = 48 - 5 | 43 | | 5 | 36 ÷ (6 + 3) | = 36 ÷ 9 | 4 | | 6 | 15 + 25 × 2 | = 15 + 50 | 65 | | 7 | 8 × 7 - 24 | = 56 - 24 | 32 | | 8 | 30 ÷ (10 - 7) | = 30 ÷ 3 | 10 | | 9 | 20 + 30 ÷ 5 | = 20 + 6 | 26 | | 10 | 6 × 9 - 40 | = 54 - 40 | 14 | | 11 | 45 ÷ 9 + 12 | = 5 + 12 | 17 | | 12 | 100 - 20 × 4 | = 100 - 80 | 20 | | 13 | 12 × 3 + 18 | = 36 + 18 | 54 | | 14 | 72 ÷ 8 + 5 | = 9 + 5 | 14 | | 15 | 15 × 6 - 70 | = 90 - 70 | 20 | | 16 | 24 ÷ 3 + 10 | = 8 + 10 | 18 | | 17 | 10 × (8 - 5) | = 10 × 3 | 30 | | 18 | 32 + 16 ÷ 4 | = 32 + 4 | 36 | | 19 | 50 ÷ 5 + 15 | = 10 + 15 | 25 | | 20 | 14 × 5 - 60 | = 70 - 60 | 10 |
二、脱式计算题精选(第21-40题) | 题号 | 题目 | 脱式计算过程 | 答案 | | 21 | 9 × 7 - 50 | = 63 - 50 | 13 | | 22 | 40 ÷ 8 + 12 | = 5 + 12 | 17 | | 23 | 16 × 4 + 10 | = 64 + 10 | 74 | | 24 | 60 - 30 ÷ 5 | = 60 - 6 | 54 | | 25 | 25 ÷ 5 + 20 | = 5 + 20 | 25 | | 26 | 18 × 2 + 24 | = 36 + 24 | 60 | | 27 | 36 ÷ (9 - 6) | = 36 ÷ 3 | 12 | | 28 | 12 + 15 × 3 | = 12 + 45 | 57 | | 29 | 48 ÷ 6 + 10 | = 8 + 10 | 18 | | 30 | 10 × 9 - 80 | = 90 - 80 | 10 | | 31 | 20 ÷ 4 + 15 | = 5 + 15 | 20 | | 32 | 13 × 5 - 50 | = 65 - 50 | 15 | | 33 | 24 ÷ 6 + 18 | = 4 + 18 | 22 | | 34 | 30 × 2 + 15 | = 60 + 15 | 75 | | 35 | 54 ÷ 9 + 12 | = 6 + 12 | 18 | | 36 | 11 × 6 - 60 | = 66 - 60 | 6 | | 37 | 16 ÷ 4 + 20 | = 4 + 20 | 24 | | 38 | 15 × 4 - 40 | = 60 - 40 | 20 | | 39 | 28 ÷ 7 + 10 | = 4 + 10 | 14 | | 40 | 100 ÷ 10 + 10 | = 10 + 10 | 20 |
三、脱式计算题精选(第41-60题) | 题号 | 题目 | 脱式计算过程 | 答案 | | 41 | 12 × 6 - 60 | = 72 - 60 | 12 | | 42 | 25 ÷ 5 + 10 | = 5 + 10 | 15 | | 43 | 18 × 3 + 12 | = 54 + 12 | 66 | | 44 | 40 ÷ 5 + 18 | = 8 + 18 | 26 | | 45 | 14 × 5 - 50 | = 70 - 50 | 20 | | 46 | 36 ÷ 6 + 15 | = 6 + 15 | 21 | | 47 | 20 × 3 + 10 | = 60 + 10 | 70 | | 48 | 48 ÷ 8 + 12 | = 6 + 12 | 18 | | 49 | 16 × 2 + 20 | = 32 + 20 | 52 | | 50 | 30 ÷ 6 + 10 | = 5 + 10 | 15 | | 51 | 11 × 7 - 70 | = 77 - 70 | 7 | | 52 | 24 ÷ 3 + 10 | = 8 + 10 | 18 | | 53 | 15 × 4 + 10 | = 60 + 10 | 70 | | 54 | 60 ÷ 10 + 15 | = 6 + 15 | 21 | | 55 | 13 × 4 - 40 | = 52 - 40 | 12 | | 56 | 18 ÷ 2 + 10 | = 9 + 10 | 19 | | 57 | 10 × 8 - 70 | = 80 - 70 | 10 | | 58 | 25 ÷ 5 + 15 | = 5 + 15 | 20 | | 59 | 12 × 5 + 10 | = 60 + 10 | 70 | | 60 | 32 ÷ 4 + 10 | = 8 + 10 | 18 |
四、脱式计算题精选(第61-80题) | 题号 | 题目 | 脱式计算过程 | 答案 | | 61 | 14 × 3 + 10 | = 42 + 10 | 52 | | 62 | 40 ÷ 8 + 15 | = 5 + 15 | 20 | | 63 | 16 × 5 - 70 | = 80 - 70 | 10 | | 64 | 27 ÷ 9 + 10 | = 3 + 10 | 13 | | 65 | 15 × 3 + 15 | = 45 + 15 | 60 | | 66 | 36 ÷ 6 + 12 | = 6 + 12 | 18 | | 67 | 20 × 4 + 10 | = 80 + 10 | 90 | | 68 | 24 ÷ 6 + 10 | = 4 + 10 | 14 | | 69 | 17 × 2 - 20 | = 34 - 20 | 14 | | 70 | 50 ÷ 10 + 10 | = 5 + 10 | 15 | | 71 | 12 × 4 + 10 | = 48 + 10 | 58 | | 72 | 28 ÷ 4 + 10 | = 7 + 10 | 17 | | 73 | 19 × 2 - 30 | = 38 - 30 | 8 | | 74 | 30 ÷ 5 + 12 | = 6 + 12 | 18 | | 75 | 11 × 5 + 10 | = 55 + 10 | 65 | | 76 | 45 ÷ 9 + 10 | = 5 + 10 | 15 | | 77 | 13 × 2 + 10 | = 26 + 10 | 36 | | 78 | 20 ÷ 4 + 10 | = 5 + 10 | 15 | | 79 | 14 × 2 + 10 | = 28 + 10 | 38 | | 80 | 30 ÷ 5 + 10 | = 6 + 10 | 16 |
五、脱式计算题精选(第81-100题) | 题号 | 题目 | 脱式计算过程 | 答案 | | 81 | 16 ÷ 2 + 10 | = 8 + 10 | 18 | | 82 | 15 × 2 + 10 | = 30 + 10 | 40 | | 83 | 24 ÷ 3 + 10 | = 8 + 10 | 18 | | 84 | 17 × 3 - 40 | = 51 - 40 | 11 | | 85 | 25 ÷ 5 + 10 | = 5 + 10 | 15 | | 86 | 12 × 3 + 10 | = 36 + 10 | 46 | | 87 | 32 ÷ 8 + 10 | = 4 + 10 | 14 | | 88 | 18 × 2 + 10 | = 36 + 10 | 46 | | 89 | 30 ÷ 6 + 10 | = 5 + 10 | 15 | | 90 | 19 × 2 + 10 | = 38 + 10 | 48 | | 91 | 20 ÷ 5 + 10 | = 4 + 10 | 14 | | 92 | 13 × 4 + 10 | = 52 + 10 | 62 | | 93 | 27 ÷ 3 + 10 | = 9 + 10 | 19 | | 94 | 14 × 3 + 10 | = 42 + 10 | 52 | | 95 | 28 ÷ 4 + 10 | = 7 + 10 | 17 | | 96 | 15 × 2 + 10 | = 30 + 10 | 40 | | 97 | 16 ÷ 4 + 10 | = 4 + 10 | 14 | | 98 | 11 × 5 + 10 | = 55 + 10 | 65 | | 99 | 20 × 2 + 10 | = 40 + 10 | 50 | | 100 | 36 ÷ 6 + 10 | = 6 + 10 | 16 |
以上就是100道脱式简便计算题及其答案与过程的完整汇总。这些题目涵盖了加减乘除的基本运算,适合小学生巩固基础知识、提升运算能力。建议每天练习10题左右,逐步提高解题速度和准确率。 |