5.5÷0.2+4.5×5的简便计算怎么写?

2024-10-30 18:16:57
推荐回答(5个)
回答1:

这样写:
=5.5÷1/5+4.5×5
=5.5×5+4.5×5
=(5.5+4.5)×5
=10×5
=50

回答2:

原式=5.5×5+4.5×5
=(5.5+4.5)×5
=10×5
=50

回答3:

原式
=5.5÷1/5+4.5×5
=5.5×5+4.5×5
=5×(5.5+4.5)
=5×10
=50

回答4:

5.5/0.2+4.5×5
=55/2+(4.5×10)/2
=55/2+45/2
=100/2
=50.

回答5:

(4.5+1)÷1/5+4.5×5
=(4.5+1)×5+4.5×5
=4.5×5+1×5+4.5×5
=4.5×5×2+1×5
=9×5+1×5
=(9+1)×5
=50