56×67+56×33165×8-65×8简便？

Question

如题所述

Answer 1

56×67+56×33
= 56x(67+33)
=56x100
=5600
165×8-65×8
=8x(165-65)
=8x100
=800

Answer 2

56×67+56×33
=56×(67+33)
=56×100
=5600
165×8-65×8
=(165-65)×8
=100×8
=800本回答被网友采纳