Question

77×25-25×33用简便运算可以怎么算

77×25-25×33用简便运算可以怎么算
77x25-25x37简便运算

Answer 1

77×25-25×33用简便运算可以怎么算
解答:
77×25-25×33
=(77-33)x25
=44x25
=25x4x11
=100x11
=1100

Answer 2

77×25-25×33
=25×（77-33）
=25×44
=25×(40+4)
=25×40+25×4
=1000+100
=1100

Answer 3

77×25-25×33
=(40+4+33)X25-25X33
=40X25+4X25+33X25-25X33
=1000+100
=1100,

Answer 4

77×25-33×25
=(77-33)×25
=44×25
=(40+4)×25
=40×25+4×25
=1100

Answer 5

（77— 33）x25