6250×0.047+0.625×260+62.5×8.7的巧算是什么
2016-12-16 · 知道合伙人教育行家
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=6.25×1000×0.047+6.25×26+6.25×87
=6.25×47+6.25×26+6.25×87
=6.25(47+26+87)
=6.25×160
=6.25×2×80
=12.5×80
=1000
=6.25×47+6.25×26+6.25×87
=6.25(47+26+87)
=6.25×160
=6.25×2×80
=12.5×80
=1000
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6250×0.047+0.625×260+62.5×8.7
=62.5×4.7+62.5×2.6+62.5×8.7
=62.5×(4.7+2.6+8.7)
=62.5×16
=1000
=62.5×4.7+62.5×2.6+62.5×8.7
=62.5×(4.7+2.6+8.7)
=62.5×16
=1000
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6250×0.047+0.625×260+62.5×8.7
=6.25×47+6.25×26+6.25×87
=6.25×(47+26+87)
=6.25×160
=1000
=6.25×47+6.25×26+6.25×87
=6.25×(47+26+87)
=6.25×160
=1000
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=62.5X4.7+62.5X2.6+62.5X8.7
=62.5X(4.7+2.6+8.7)
=62.5X16
=5X(12.5X8)X2
=5X100X2
=1000
=62.5X(4.7+2.6+8.7)
=62.5X16
=5X(12.5X8)X2
=5X100X2
=1000
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=6.25*47+6.25*26+6.25*87
=6.25*(47+26+87)
=6.25*160
=5*1.25*160
=1.25*8*100
=10*100=1000
=6.25*(47+26+87)
=6.25*160
=5*1.25*160
=1.25*8*100
=10*100=1000
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