| 398+276= | 0.14÷0.7= | 8181÷81= | 1-37.5%= | = |
= | = | 3.5×6.02= | 9.9-0.99= | = |
| 解:(1)398+276=674, | (2)0.14÷0.7=0.2, | (3)8181÷81=101, | (4)1-37.5%=0.625, | (5) = , |
(6) = , | (7) =2 , | (8)3.5×6.02=21.07, | (9)9.9-0.99=8.91, | (10) =5 . |
分析:根据整数、小数、分数的计算法则计算即可.
点评:考查了四则运算,关键是熟练掌握运算顺序和运算法则.
=
=
=
=
,
,
,
.