Question

Rewrite the division expression as a fraction and divide.3.2 = 0.8 =

Answer 1

express 3.2 as:

`3.2=(16)/(5)`

and 0.8, as:

`0.8=(4)/(5)`

Use the following formula:

`(a)/(b)/(c)/(d)=(a\cdot d)/(b\cdot c)`

so:

`(16)/(5)/(4)/(5)=(16\cdot5)/(5\cdot4)=(80)/(20)=4`