48.67×67+3.2×486.7+97.3×0.05
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48.67×67+3.2×486.7+97.34×0.05=48.67×67+3.2×10×48.67+48.67×2×0.05=48.67×67+32×48.67+48.67×1=48.67×(67+32+1)=48.67×100=4867
咨询记录 · 回答于2022-09-17
48.67×67+3.2×486.7+97.3×0.05
同学,97.3是不是写错了呢
应该是97.34吧
48.67×67+3.2×486.7+97.34×0.05=48.67×67+3.2×10×48.67+48.67×2×0.05=48.67×67+32×48.67+48.67×1=48.67×(67+32+1)=48.67×100=4867
这样才能完整的简便运算哦。你在核对下。