1/4 x 4p
Four (4) is equal to (=) 4/1, because 4 divided by 1 is still just 4.
=1/4 x 4/1p
The 1/4 and the 4/1 cancel each other out because we multiply the numerators and denominators to just get 4/4 which can be simplified to the number 1.
=1 x p
= p