0.0695×2055+695×0.24+51×0.2×6.95应用乘法运算定律进行简算怎么算?
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每个乘法都有695这个数字,为简单,都划成6.95算式=6.95×(20.55+24+0.2)=6.95×44.75=311.0125
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0.0695×2055+695×0.24+51×0.2×6.95
=695×0.2055+695×0.24+695×(0.002×51)
=695×(0.2055+0.24+0.102)
=695×0.5475
=380.5125
=695×0.2055+695×0.24+695×(0.002×51)
=695×(0.2055+0.24+0.102)
=695×0.5475
=380.5125
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=6.95(0.01*2055+100*0.24+51*0.2)
=6.95(20.55+24+10.2)
=6.95*54.75
=380.5125
=6.95(20.55+24+10.2)
=6.95*54.75
=380.5125
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简便计算
0.0695x2500+695x0.24+51x6.95
=695x0.25+695x0.24+0.51x695
=695x(0.25+0.24+0.51)
=695x1
=695
0.0695x2500+695x0.24+51x6.95
=695x0.25+695x0.24+0.51x695
=695x(0.25+0.24+0.51)
=695x1
=695
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