下面各题,怎样算简便就怎样算4296-1296÷12+812 5.1÷0.17+2.6×6 5 3 × 3 10
下面各题,怎样算简便就怎样算4296-1296÷12+8125.1÷0.17+2.6×653×310÷56+1647×518+37÷18512.5×0.32×2537÷(...
下面各题,怎样算简便就怎样算4296-1296÷12+812 5.1÷0.17+2.6×6 5 3 × 3 10 ÷ 5 6 + 1 6 4 7 × 5 18 + 3 7 ÷ 18 5 12.5×0.32×25 3 7 ÷( 11 6 + 2 3 )× 3 10 .
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飞羽无痕0771
2015-01-24
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(1)4296-1296÷12+812, =4296-108+812, =4188+812, =5000; (2)5.1÷0.17+2.6×6, =30+15.6, =45.6; (3) × ÷ + , = × + , = + , = ; (4) × + ÷ , = × + × , =( + )× , = ; (5)12.5×0.32×25, =(12.5×0.8)×(0.4×25), =10×10, =100; (6) ÷( + )× , = ÷ × , = × × , = . |
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