题目内容
直接写出得数. 236+298= |
|
|
0.15+20.2= | ||||||||
10÷
|
6.3÷0.07= | 0.25÷2.5%= | 6-0.75= | ||||||||
51×
|
3.7×0.001= | 6
|
|
分析:(1)依据整数加法性质化为236+300-2解答,
(2)(3)(5)(7)(9)(11)(12)依据分数四则运算计算方法解答,
(4)(6)(8)(10)依据小数四则运算计算方法解答.
(2)(3)(5)(7)(9)(11)(12)依据分数四则运算计算方法解答,
(4)(6)(8)(10)依据小数四则运算计算方法解答.
解答:
故答案为:534,
,4.5,20.35,12,90,10,5.25,34,0.0037,2
,1
.
解:236+298=534; |
|
|
0.15+20.2=20.35; | ||||||||||||
10÷
|
6.3÷0.07=90; | 0.25÷2.5%=10; | 6-0.75=5.25; | ||||||||||||
51×
|
3.7×0.001=0.0037; | 6
|
|
1 |
30 |
2 |
7 |
11 |
12 |
点评:本题主要考查学生运用四则运算方法解决问题的能力.
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