题目内容
| 脱式计算。(能简算的要简算) | ||||||
|
| (1)2008×99+2008 =2008×100 =200800 |
(2)21.2-27÷1.5 =21.2-18 =3.2 |
| (3)( = = |
(4) = = |
| (5)2-( =2- = |
(6)( = = |
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题目内容
| 脱式计算。(能简算的要简算) | ||||||
|
| (1)2008×99+2008 =2008×100 =200800 |
(2)21.2-27÷1.5 =21.2-18 =3.2 |
| (3)( = = |
(4) = = |
| (5)2-( =2- = |
(6)( = = |