88×32+70-88×2的简便运算 59×52+49×59的简便运算

问题描述:

88×32+70-88×2的简便运算 59×52+49×59的简便运算

88×32+70-88×2
=88×(32-2)+70
=88×30+70
=2640+70
=2710
59×52+49×59
=59×(52+49)
=59×101
=59×100+59
=5959