计算下面各题(能简算的要简算)

7、05×23.7+7.05×76.3

0.125×3.2×2.5

12、81-(1.5+7.81)

8、7×2.6+6.4×8.7+8.7

1025-1125÷4.5×3.6

12、25-3.1+0.85-6.178×25×1.25×16

4.04×250

45.55-(6.82+15.55)

3.2×99+3.2 4.8×39+61×4.8 34.52-17.87-12.23

2.5×56+4.5×65 489×101-489 4.57+3.17+3.43+5.83

4.6×56+48×4.6-4.6×4

(1.9-1.9×0.9)÷(3.8-2.8)

2、65×1.7+1.35×1.7