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(1+0.23++0.34)×(0.233+0.34+0.65)-(1+0.23+0.24+0.65)×(0.23+0.34)

题目详情
(1+0.23++0.34)×(0.233+0.34+0.65)-(1+0.23+0.24+0.65)×(0.23+0.34)
▼优质解答
答案和解析
(1+0.23+0.34)×(0.23+0.34+0.65)-(1+0.23+0.34+0.65)×(0.23+0.34) =(0.23+0.34+0.65)+(0.23+0.34)×(0.23+0.34+0.65)-(0.23+0.34)-(0.23+0.34+0.65)×(0.23+0.34) =0.23+0.34+0.65-0.23-0.34 =0.65希望能帮你忙,懂了请采纳,