36×36+36×63的简便运算?
问题描述：
36×36+36×63的简便运算?
答
36×36+36×63
=36×（36+63+1）-36×1
=36×100-36
=3564
答
36×36+36×63
=36×(36+63)
=36×(100-1)
=3600-36
=3564