56.5x9.9+5.65

2024-11-14 14:06:01
推荐回答(5个)
回答1:

解:56.5x9.9+5.65
=56.5x9.9+56.5X0.1
=56.5×(9.9+0.1)
=56.5×10
=565

回答2:

56.5*9.9+5.65
=56.5*9.9+56.5*0.1
=56.5*(9.9+0.1)
=56.5*10
=565
希望对你有所帮助……

回答3:

56.5x9.9+5.65
=56.5x(10-0.1)+5.65
=56.5ⅹ10-56.5x0.1+5.65
=565-5.65+5.65
=565

回答4:

这道题可以运用乘法分配律使计算简便
56.5x9.9+5.65
=5.65x10x9.9+5.65
=5.65×(10x9.9+1)
=5.65×100
=565

回答5:

56.5x9.9+5.65
=56.5x9.9+56.5x0.1
=56.5×(9.9+0.1)
=56.5×10
=565