下面各题怎样简便就怎样算:
| ①3.7×99+3.7 | ②
| ③5.93+0.64+0.07+0.36 | ||||||
| ④(7.9-3.06+0.68)×1.5 | ⑤5.37-1.47-2.53 | ⑥1.5×(
|
| ①3.7×99+3.7 | ②
| ③5.93+0.64+0.07+0.36 | ||||||
| ④(7.9-3.06+0.68)×1.5 | ⑤5.37-1.47-2.53 | ⑥1.5×(
|