Question

36×45+36×56－36简便计算？

Answer 1

36ⅹ45+36ⅹ56-36
=(45十56-1)ⅹ36
=100X36
=3600

Answer 2

36×45+36×56-36
+36×（45+56-1）
=36×（101-1）
=36×100
=3600

Answer 3

36x45+36x56－36
=（45+56－1）x36
=100X36
=3600