(160×0.932+170)除以2

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(160×0.932+170)除以2(160×0.932+170)除以2(160×0.932+170)除以2(160×0.932+170)÷2=(149.12﹢170)÷2=319.12÷2=159.

(160×0.932+170)除以2
(160×0.932+170)除以2

(160×0.932+170)除以2
(160×0.932+170)÷2
=(149.12﹢170)÷2
=319.12÷2
=159.56

(160×0.932+170)除以2
=80×0.932+85
=74.56+85
=159.56

找计算机去

(160×0.932+170)/2
= (160×1.932+10)/2
= 80×1.932+5
=154.56+5
=159.56

(160×0.932+170)除以2
=80×0.932+85
=74.56+85
=159.56