| (1)( | (2) | (3) |
| (4)2.5×97×0.4 | (5)1.25×97×8 | (6)1.25×32×2.5×97 |
| (7)0.36×101 | (8)0.36×98 | (9) |
| (10) | (11) | (12) |
| (13)90× | (14)86× | (15) |
| (16)0.36×101-0.36 | (17)0.36×99+0.36 | (18) |
直接写得数
| 1- | 16× | 0.25× | |
| 9.99+99= | 0.1×0.1= |
| (1)( | (2) | (3) |
| (4)2.5×97×0.4 | (5)1.25×97×8 | (6)1.25×32×2.5×97 |
| (7)0.36×101 | (8)0.36×98 | (9) |
| (10) | (11) | (12) |
| (13)90× | (14)86× | (15) |
| (16)0.36×101-0.36 | (17)0.36×99+0.36 | (18) |
直接写得数
| 1- | 16× | 0.25× | |
| 9.99+99= | 0.1×0.1= |