| 24×0.5= | + = | 6-6÷6= | 20×20%= |
| 0.33= | 7.2÷0.08= | 4÷ = | 12.5×6.4= |
- = | 121× = |
| 解:24×0.5=12; | + =0.95; | 6-6÷6=5; | 20×20%=4; |
| 0.33=0.027; | 7.2÷0.08=90; | 4÷ =7; | 12.5×6.4=80; |
- = ; | 121× =22. |
,22.分析:(1)(6)(8)依据小数乘除法计算方法解答,
(2)(4)(7)(9)(10)依据分数乘除法计算方法解答,
(3)依据整数乘除法计算方法解答,
(5)依据求一个数的立方计算方法解答.
点评:本题主要考查学生运用四则运算计算方法解决问题的能力.
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