1.25×16简算
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1.25×16简算1.25×16简算1.25×16简算1.25X4X4=5X4=20=1.25x(8x2)=(1.25x8)x2=10x2=20(1+0.25)*16=16+16*0.25=16+16
1.25×16简算
1.25×16简算
1.25×16简算
1.25X4X4=5X4=20
=1.25x(8x2)=(1.25x8)x2=10x2=20
(1+0.25)*16=16+16*0.25=16+16\4=20
1.25X4
=1.25X(8X4)
=(1.25X8)X4
=10X4
=40
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