35×0.76+7.6+76×0.55(递等式计算,可以巧算就巧算)

问题描述:

35×0.76+7.6+76×0.55(递等式计算,可以巧算就巧算)

35×0.76+7.6+76×0.55
=0.35x76+0.1x76+0.55x76
=76x(0.35+0.1+0.55)
=76x1
=76