直接写出得数: ÷3= | ×15= | 3.14×8= | ×75%= | + × = |
| 52-32= | ÷ = | 4×25%+16×25%= | 1+2%= | ×4× = |
÷26= | 2- = |
÷3= , | ×15=9, | 3.14×8=25.12, | ×75%=1, | + × = , |
| 52-32=16, | ÷ = , | 4×25%+16×25%=5, | 1+2%=1.02, | ×4× =4, |
÷26= , | 2- =1 . |
分析:本题根据分数、小数、整数的乘法、除法、加法及减法的运算法则计算即可;
4×25%+16×25%可根据乘法分配律计算;
×4×
可根据乘法交换律计算.点评:完成本题要细心,在保证做题质量的同时,要注意提高做题的速度.
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÷26=
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