题目内容
计算。(能简算的要简算)
|
| (1) = =6 |
(2) = = |
| (3)101× =(100+1)× =60 |
(4)( = =13 |
| (5)76× =(76+1)× =77× = 49 |
(6)17× =17× =7× = |
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题目内容
计算。(能简算的要简算)
|
| (1) = =6 |
(2) = = |
| (3)101× =(100+1)× =60 |
(4)( = =13 |
| (5)76× =(76+1)× =77× = 49 |
(6)17× =17× =7× = |