5.669.32+138.640.05+693.2*0.43怎样简算?

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5.6*69.32+138.64*0.05+693.2*0.43怎样简算?

5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2

5.6*69.32+138.64*0.05+693.2*0.43怎样简算? 5.6×69.32+138.64×0.05+693.2×0.43等于几怎样算更简便? 5.6/1.4是多少,怎样简算 5.6/（5.6*4）怎样简便怎样算 7.91-3.99怎样简算这道题怎样简算 9.6*0.125怎样简算 99*456怎样简算这道题怎样简算? 9.9 *0.81怎样简算 9.05*2.01 怎样简算 4.18*100怎样简算