27*4*25/5和444/6/37*2的简便算法

问题描述:

27*4*25/5和444/6/37*2的简便算法

27*4*25/5
=27*(4*5)
=27*20
=540
444/6/37*2
=444/(6*37)*2
=444/222*2
=2*2
=4