【六年级解方程练习题及答案(20道】在小学六年级阶段,解方程是数学学习的重要内容之一。通过练习解方程,可以帮助学生掌握基本的代数思想,提升逻辑思维能力和运算能力。以下是一份精选的20道六年级解方程练习题,附有详细解答,适合学生课后巩固和复习。
一、练习题汇总
序号 | 题目 |
1 | x + 5 = 12 |
2 | y - 7 = 9 |
3 | 3a = 18 |
4 | b ÷ 4 = 6 |
5 | 2x + 3 = 11 |
6 | 5y - 2 = 13 |
7 | 4m + 1 = 13 |
8 | 7n - 5 = 16 |
9 | 2(x + 3) = 10 |
10 | 3(y - 4) = 9 |
11 | 5x = 20 + x |
12 | 2y + 4 = y + 10 |
13 | 6a - 3 = 3a + 6 |
14 | 4b + 2 = 2b + 10 |
15 | 3(x + 2) = 2x + 12 |
16 | 2(3x - 1) = 14 |
17 | 5(x - 3) = 20 |
18 | 4(2y + 1) = 20 |
19 | 7z - 5 = 3z + 11 |
20 | 3(2x + 1) = 5x + 7 |
二、答案与解析
序号 | 答案 | 解析 |
1 | x = 7 | x = 12 - 5 |
2 | y = 16 | y = 9 + 7 |
3 | a = 6 | a = 18 ÷ 3 |
4 | b = 24 | b = 6 × 4 |
5 | x = 4 | 2x = 11 - 3 → x = 4 |
6 | y = 3 | 5y = 13 + 2 → y = 3 |
7 | m = 3 | 4m = 13 - 1 → m = 3 |
8 | n = 3 | 7n = 16 + 5 → n = 3 |
9 | x = 2 | x + 3 = 5 → x = 2 |
10 | y = 7 | y - 4 = 3 → y = 7 |
11 | x = 5 | 5x - x = 20 → 4x = 20 → x = 5 |
12 | y = 6 | 2y - y = 10 - 4 → y = 6 |
13 | a = 3 | 6a - 3a = 6 + 3 → 3a = 9 → a = 3 |
14 | b = 4 | 4b - 2b = 10 - 2 → 2b = 8 → b = 4 |
15 | x = 6 | 3x + 6 = 2x + 12 → x = 6 |
16 | x = 3 | 6x - 2 = 14 → 6x = 16 → x = 3 |
17 | z = 7 | 5(z - 3) = 20 → z - 3 = 4 → z = 7 |
18 | y = 2 | 8y + 4 = 20 → 8y = 16 → y = 2 |
19 | z = 4 | 7z - 3z = 11 + 5 → 4z = 16 → z = 4 |
20 | x = 4 | 6x + 3 = 5x + 7 → x = 4 |
三、总结
通过这20道六年级解方程练习题,学生可以逐步掌握一元一次方程的基本解法,包括移项、合并同类项、去括号等步骤。建议在做题时注意步骤清晰,养成良好的书写习惯,并在完成后进行检查,确保答案准确无误。
这些题目不仅有助于提高学生的计算能力,也为今后学习更复杂的代数知识打下坚实的基础。希望同学们能够认真练习,不断巩固所学内容!