Question

What is 70% of 90 equal to?

Answer 1

`70%" of "90 = 63`

Explanation:

Another way of writing `70%` is `70/100`

So 70% of 90 is `70/100xx90`

This is the same as `7/10xx90" "` (note that `7xx9=63`)

`(7xx90)/10 = cancel(630)^63/cancel(10)^1=63`