270+(124+146)÷54怎么巧算?
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270+(124+146)÷54怎么巧算?270+(124+146)÷54怎么巧算?270+(124+146)÷54怎么巧算?原式=270+[108+(146+16)]/54=270+108/54+1
270+(124+146)÷54怎么巧算?
270+(124+146)÷54怎么巧算?
270+(124+146)÷54怎么巧算?
原式=270+[108+(146+16)]/54
=270+108/54+162/54
=270+2+3
=275
不过我个人认为这道题没什么好巧算的,直接算也很容易
计算机呗5555555555555555
270+(124+146)÷54
=270+270÷54
=270+5
=275
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=270+270÷54
=270+5
=275