Use a giant one to change each of the following fractions to a number with a denominator of 100. Then write each portion as a percent 85/200 and 17/15

Answer 1

not sure what a "giant one" is, but
85/200 = 42.5/100 = 42.5%
17/15 = (17 * 100/15) / (15 * 100/15) = 113.333/100 = 113.333%

Answer 2

17/15 x what as a gaint one =113.33333333/100