19.6除以4.8减6.4除以4.8加5.4除以2.4简便运算

分类: 作业答案 • 2021-12-18 22:40:31

问题描述：

答

19.6/4.8 - 6.4/4.8 + 5.4/2.4
= 19.6/4.8 - 6.4/4.8 + 10.8/4.8
= 196/48 - 64/48 + 108/48
= (196-64+108) / 48
= 240/48
= 5

答

你是要计算过程？

答

19.6÷4.8-6.4÷4.8+5.4÷2.4
=19.6÷4.8-6.4÷4.8+10.8÷4.8
=(19.6-6.4+10.8)÷4.8
=24÷4.8
=5