12.5×6.7875×0.125+1.25×678.75×0.125+0.125×533.75×

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摘要 12.5×6.7875×0.125+1.25×678.75×0.125+0.125×533.75×0.125=0.125×678.75×0.125+0.125×6787.5×0.125+0.125×533.75×0.125=0.125×0.125×（678.75+533.75+6787.5）=0.125×0.125×8000=0.125×8×0.125×1000=125

咨询记录 · 回答于2022-09-25

12.5×6.7875×0.125+1.25×678.75×0.125+0.125×533.75×0.125=

怎么解答这道题

12.5×6.7875×0.125+1.25×678.75×0.125+0.125×533.75×0.125=0.125×678.75×0.125+0.125×6787.5×0.125+0.125×533.75×0.125=0.125×0.125×（678.75+533.75+6787.5）=0.125×0.125×8000=0.125×8×0.125×1000=125

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