(2+0.12+0.23+0.34)×5-3×(0.12+0.23+0.34+1)-2×(0.12加0.23+0.34)等
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咨询记录 · 回答于2023-08-12
(2+0.12+0.23+0.34)×5-3×(0.12+0.23+0.34+1)-2×(0.12加0.23+0.34)等
(2+0.12+0.23+0.34)×5-3×(0.12+0.23+0.34+1)-2×(0.12+0.23+0.34)=13.45-5.07-1.38=7