Question

56.5x9.9+56.5x0.1简便方法计算

Answer 1

56.5x9.9+56.5x0.1
56.5x(9.9+0.1)
56.5x10
565

Answer 2

56.5.x9.9+56.5x0.1
=56.5x(9.9+0.1)
=56.5x10
=565

Answer 3

56.5*（9.9+0.1）
=56.5*10
=565

Answer 4

=56.5*（9.9+0.1） =56.5*10 =565

Answer 5

=56.5x(9.9+0.1)=56.5x10=565