Question

What percent of 400 is 48?

Answer 1

I got `12%`

Explanation:

Let us call the required percent `x%`; we can try using fraction to write:
`400/48` must be the same as `(100%)/(x%)`
or:
`400/48=(100%)/(x%)`
rearranging:
`x%=48/400*100%=12%`

Answer 2

`12%`

Explanation:

Write `48` as a fraction of `400` and make the denominator 100.

`48/400 (div4)/(div4) = 12/100 = 12%`

You can also take a fraction and `xx 100%`

`48/400 xx 100%`

`cancel48^12/cancel400^cancel4 xx cancel100%`

=`12%`