Question

56×42+56×59-56的简便运算怎么写？

Answer 1

56×42+56×59-56
=56×(42+59-1)
=56×(101-1)
=56×100
=5600

Answer 2

你好，56×42+56×59-56
=56×（42+59-1）
=56×100
=5600
满意请采纳谢谢！