Question

FIND THE PERCENT OF EACH NUMBER SHOW YOUR WORK 12.5%OF 40

Answer 1

12.5% = 100% / 100 *12.5
12.5% of 40 = 40/100*12.5
                  =.4*12.5
                  =.4*10  +.4*2   +.4*.5  (*.5 = /2)
                  =4   +.8    +.2
                  =5

Answer 2

$12.5 \to 12\frac{5}{10} \to 12\frac{1}{2} \to \frac{25}{2} \\\\\ \frac{25}{2}\% \ of \ 40= \\\\ =\frac{25}{2} * \frac{1}{100} * 40= \\\\ = \frac{1}{2} *\frac{1}{4}*40= \\\\ = \frac{1}{2} *10= \\\\ =\boxed{\boxed{5}}$