求未知数x.
(0.4+x)×5=5.4
x﹣20%x=18
x﹣10%x=27
60%x+25=40.
直接写出得数.
= = = = =
= = = = =
= = = = 1﹣1%=
相信你百发百中,能简算的别忘了简算哦!
(1)2015﹣1728÷32
(2)0.75×16×0.25
(3)÷(+×)
(4)12×(+﹣)
(5)÷(﹣)×12
直接写出得数:
0÷= ÷= 9÷= ×= 1﹣=
3.14×8= 5﹣0.9= 0.45×1000= 3.2÷4= 786﹣298=
列式计算.
①6除1.5的商加上4再乘4.积是多少?
②比一个数的多19的数是40,这个数是多少?
直接写出得数
354﹣167= |
50﹣24.8= |
3.14×5= |
1.21÷11= |
(8+)×= |
53= |
+= |
5.4×= |
24÷= |
6.125﹣(3.625+)= |
把,33.3%,33.4%,0.34按从大到小依次排列起来是( )
A. >33.3%>33.4%>0.34 B. 0.34>33.4%>>33.3%
C. 0.34>>33.4%>33.3%
试题篮
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