Question

39.78÷6.8÷1.8简便计算？

Answer 1

39.78/6.8/1.8
=5.85/1.8
=3.25

Answer 2

这道题目无法通过简便计算具体如下
39.78÷6.8÷7.8
＝5.85÷7.8
＝0.72

Answer 3

原式
=5.85÷1.8
=3.25

Answer 4

=39.78÷1.8÷6.8
=22.1÷6.8
=3.25

Answer 5

39.78/6.8/1.8，
=221/68，
=3.25。