Question

How do you simplify `4.9/0.4`?

Answer 1

`49/4 = 12 1/4`

Explanation:

Lets get rid of the decimals. Multiply by 1 and you do not change the value. However, 1 comes in many forms.

`color(green)(4.9/0.4color(red)(xx1) color(white)("d")=color(white)("d")4.9/0.4color(red)(xx10/10)color(white)("d")=49/4 = 12 1/4)`