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[151.16*0.25+38.42/2)*0.5-1.63-2.37]/0.25

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[151.16*0.25+38.42/2)*0.5-1.63-2.37]/0.25
简算
[151.16*0.25+38.42/2)*0.5-1.63-2.37]/0.25
[(151.16*0.25+38.42/2)*0.5-1.63-2.37]/0.25
=[151.16*0.25+38.42/2)*0.5-1.63-2.37]*4
=(151.16*0.25*4+38.42/2*4)*0.5-(1.63+2.37)*4
=(151.16+76.84)*0.5-4*4
=228*0.5-16
=114-16
=98