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19.2除以中括号(6.52-5.32)乘以0.2中括号
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2x÷3=5.42x=5.4×32x=16.2x=8.1
咨询记录 · 回答于2022-12-28
19.2除以中括号(6.52-5.32)乘以0.2中括号
亲亲,您可以将题目拍照发给老师哈
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19.2÷[(6.52-5.32)×0.2]=19.2÷[1.2×0.2]=19.2÷0.24=80
好的亲
2x÷3=5.42x=5.4×32x=16.2x=8.1