题目内容
| 计算下面各题,能简算的要用简便方法计算。 | ||||||
|
| (1)6010-1999-2001 =6010-(1999+2001) =6010-4000 =2010 |
(2)160-169÷13×7 =160-13×7 =160-91 =69 |
(3)18÷1.5+1.5×18 =12+27 =39 |
|
(4) |
(5)(3.8-3.8÷2)÷ =(3.8-1.9)÷ =1.9×4 =7.6 |
(6) = = = |
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题目内容
| 计算下面各题,能简算的要用简便方法计算。 | ||||||
|
| (1)6010-1999-2001 =6010-(1999+2001) =6010-4000 =2010 |
(2)160-169÷13×7 =160-13×7 =160-91 =69 |
(3)18÷1.5+1.5×18 =12+27 =39 |
|
(4) |
(5)(3.8-3.8÷2)÷ =(3.8-1.9)÷ =1.9×4 =7.6 |
(6) = = = |