76*32+36*48简便算法,错了,是72*26+36*48
问题描述:
76*32+36*48简便算法,
错了,是72*26+36*48
答
72*26+36*48
=36*2*26+36*48
=36*(52+48)
=36*100
=3600
答
72*26+36*48
=36*52+36*48
=36*(52+48)
=3600
答
72*26+36*48
=36*2*26+36+48
=36*52+36*48
=36*(52+48)
=36*100
=3600