数学小学公开试卷
五年级数学分式约分与方程计算练习题
五年级数学分式约分与方程计算练习题 完成时间:______分钟 得分:______ 一、分式约分(共16题) 将下列分数化成最简分数: 1. 2/4 = 2. 6/8 = 3. 9/12 = 4. 15/20 = 5. 8/10 = 6. 14/21 = 7. 18/24 = 8. 25/30 = 9. 12/16 = 10. 20/25 = 11. 16/
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返回总览五年级数学分式约分与方程计算练习题
完成时间:______分钟 得分:______
一、分式约分(共16题)
将下列分数化成最简分数:
1. 2/4 = | 2. 6/8 = | 3. 9/12 = | 4. 15/20 = |
5. 8/10 = | 6. 14/21 = | 7. 18/24 = | 8. 25/30 = |
9. 12/16 = | 10. 20/25 = | 11. 16/24 = | 12. 22/33 = |
13. 27/36 = | 14. 35/42 = | 15. 24/32 = | 16. 45/60 = |
二、解方程(共12题)
求出下列方程中未知数 x 的值:
1. x + 5 = 12
解: x = ______
2. x - 8 = 15
解: x = ______
3. 3x = 18
解: x = ______
4. x ÷ 4 = 6
解: x = ______
5. 2x + 3 = 13
解: x = ______
6. 4x - 7 = 21
解: x = ______
7. 5(x - 2) = 20
解: x = ______
8. 3x + 10 = 5x - 2
解: x = ______
9. 1/2 x = 5
解: x = ______
10. x/3 + 1 = 4
解: x = ______
11. 2.5x = 15
解: x = ______
12. 3(x + 4) = 2x + 17
解: x = ______