五年级小数除法.小数乘法和脱式计算各15道.

1. 24.6x8-3.3
2. 3.2x6-2.1
3. 6.6-1.2x3
4. 9.8+4x2.7
5. 2.4x4.2-9.1
6. 5.8x5-4x1.1
7. 6.5x4+2.1x3
8. 4.7x5+6.2-1.1
9. 6.4x8-2.1+2
10. 8.5x6-2.2+0.9
11.12.4x5-4.1+6.5
12. 24.5-2.5x4+3.1