0.35x0.63十9.66X0.62简便计算?
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0.35×0.63+9.66×0.62
=0.35×(0.62+0.01)+(9.65+0.01)×0.62
=0.35×0.62+0.0035+9.65×0.62+0.0062
=0.62×(0.35+9.65)+0.0097
=0.62×10+0.0097
=6.2097
=0.35×(0.62+0.01)+(9.65+0.01)×0.62
=0.35×0.62+0.0035+9.65×0.62+0.0062
=0.62×(0.35+9.65)+0.0097
=0.62×10+0.0097
=6.2097
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