【20以内退位减法题100道】在小学数学学习中,20以内的退位减法是基础计算能力的重要组成部分。掌握这一内容不仅有助于提高学生的计算速度,还能为后续的多位数减法打下坚实的基础。为了帮助学生更好地练习和巩固这一知识点,本文整理了100道20以内退位减法题目,并附上详细答案。
以下为本次练习的题目及答案汇总:
| 题号 | 题目 | 答案 |
| 1 | 13 - 5 | 8 |
| 2 | 14 - 7 | 7 |
| 3 | 12 - 6 | 6 |
| 4 | 15 - 9 | 6 |
| 5 | 11 - 4 | 7 |
| 6 | 16 - 8 | 8 |
| 7 | 17 - 9 | 8 |
| 8 | 12 - 7 | 5 |
| 9 | 13 - 6 | 7 |
| 10 | 14 - 5 | 9 |
| 11 | 15 - 7 | 8 |
| 12 | 16 - 9 | 7 |
| 13 | 11 - 5 | 6 |
| 14 | 12 - 8 | 4 |
| 15 | 13 - 7 | 6 |
| 16 | 14 - 6 | 8 |
| 17 | 15 - 8 | 7 |
| 18 | 16 - 7 | 9 |
| 19 | 17 - 8 | 9 |
| 20 | 18 - 9 | 9 |
| 21 | 11 - 6 | 5 |
| 22 | 12 - 9 | 3 |
| 23 | 13 - 8 | 5 |
| 24 | 14 - 7 | 7 |
| 25 | 15 - 6 | 9 |
| 26 | 16 - 5 | 11 |
| 27 | 17 - 7 | 10 |
| 28 | 18 - 8 | 10 |
| 29 | 19 - 9 | 10 |
| 30 | 11 - 7 | 4 |
| 31 | 12 - 5 | 7 |
| 32 | 13 - 9 | 4 |
| 33 | 14 - 8 | 6 |
| 34 | 15 - 5 | 10 |
| 35 | 16 - 6 | 10 |
| 36 | 17 - 6 | 11 |
| 37 | 18 - 7 | 11 |
| 38 | 19 - 8 | 11 |
| 39 | 11 - 8 | 3 |
| 40 | 12 - 4 | 8 |
| 41 | 13 - 5 | 8 |
| 42 | 14 - 9 | 5 |
| 43 | 15 - 4 | 11 |
| 44 | 16 - 4 | 12 |
| 45 | 17 - 5 | 12 |
| 46 | 18 - 6 | 12 |
| 47 | 19 - 7 | 12 |
| 48 | 11 - 9 | 2 |
| 49 | 12 - 3 | 9 |
| 50 | 13 - 4 | 9 |
| 51 | 14 - 4 | 10 |
| 52 | 15 - 3 | 12 |
| 53 | 16 - 3 | 13 |
| 54 | 17 - 4 | 13 |
| 55 | 18 - 5 | 13 |
| 56 | 19 - 6 | 13 |
| 57 | 11 - 3 | 8 |
| 58 | 12 - 2 | 10 |
| 59 | 13 - 3 | 10 |
| 60 | 14 - 3 | 11 |
| 61 | 15 - 2 | 13 |
| 62 | 16 - 2 | 14 |
| 63 | 17 - 3 | 14 |
| 64 | 18 - 4 | 14 |
| 65 | 19 - 5 | 14 |
| 66 | 11 - 2 | 9 |
| 67 | 12 - 1 | 11 |
| 68 | 13 - 2 | 11 |
| 69 | 14 - 2 | 12 |
| 70 | 15 - 1 | 14 |
| 71 | 16 - 1 | 15 |
| 72 | 17 - 2 | 15 |
| 73 | 18 - 3 | 15 |
| 74 | 19 - 4 | 15 |
| 75 | 11 - 1 | 10 |
| 76 | 12 - 0 | 12 |
| 77 | 13 - 1 | 12 |
| 78 | 14 - 1 | 13 |
| 79 | 15 - 0 | 15 |
| 80 | 16 - 0 | 16 |
| 81 | 17 - 1 | 16 |
| 82 | 18 - 2 | 16 |
| 83 | 19 - 3 | 16 |
| 84 | 10 - 5 | 5 |
| 85 | 9 - 4 | 5 |
| 86 | 8 - 3 | 5 |
| 87 | 7 - 2 | 5 |
| 88 | 6 - 1 | 5 |
| 89 | 5 - 0 | 5 |
| 90 | 10 - 6 | 4 |
| 91 | 9 - 5 | 4 |
| 92 | 8 - 4 | 4 |
| 93 | 7 - 3 | 4 |
| 94 | 6 - 2 | 4 |
| 95 | 5 - 1 | 4 |
| 96 | 10 - 7 | 3 |
| 97 | 9 - 6 | 3 |
| 98 | 8 - 5 | 3 |
| 99 | 7 - 4 | 3 |
| 100 | 6 - 3 | 3 |
通过以上100道20以内退位减法题的练习,学生可以逐步提升自己的计算准确率与反应速度。建议每天进行适量练习,并结合实际生活中的情境进行应用,以增强对数学的理解和兴趣。
以上就是【20以内退位减法题100道】相关内容,希望对您有所帮助。


