62x0.55 0.28x55 5.5简便计算?
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简便计箅
62x0.55+0.28x55+5.5
=6.2x5.5+2.8x5.5+5.5
=(6.2+2.8+1)x5.5
=10x5.5
=55
62x0.55+0.28x55+5.5
=6.2x5.5+2.8x5.5+5.5
=(6.2+2.8+1)x5.5
=10x5.5
=55
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62×0.55+0.28×55+5.5
=62×0.1×5.5+0.28×10×5.5+1×5.5
=6.2×5.5+2.8×5.5+1×5.5
=(6.2+2.8+1)×5.5
=10×5.5
=55
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62×0.55+0.28×55+5.5
=62×0.1×5.5+0.28×10×5.5+1×5.5
=6.2×5.5+2.8×5.5+1×5.5
=(6.2+2.8+1)×5.5
=10×5.5
=55
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62×0.55+0.28×55+5.5
=62×0.55+28×0.55+10×0.55
=(62+28+10)×0.55
=100×0.55
=55
=62×0.55+28×0.55+10×0.55
=(62+28+10)×0.55
=100×0.55
=55
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