(0.4+2.2×0.5﹚×0.6递等式计算

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(0.4+2.2×0.5﹚×0.6递等式计算
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(0.4+2.2×0.5﹚×0.6递等式计算
(0.4+2.2×0.5﹚×0.6递等式计算

(0.4+2.2×0.5﹚×0.6递等式计算
(0.4+2.2×0.5﹚×0.6
=(0.4+1.1﹚×0.6
=1.5×0.6
=0.9

=(0.4+1.1)*0.6
=1.5*0.6
=0.9
星星就是乘号的意思
采纳\(^o^)/~