Question

Write 45% as a fraction or mixed number in simplest form.

Answer 1

Simple, convert it to a decimal, first

move the decimal two places to the left

45%

0.45.

Then you change it into a fraction

45/100.

But, you can simplify it even more by dividing the numerator and denominator by 5.

45/5=9
and
100/5=20

Thus, it would be simplified, 9/20.

Answer 2

45% as a fraction or mixed number in simplest form.

45 ÷ 100 = 0.45
45/100

Simplify 45/100 by divide each, the numerator and denominator by the GCF. 

GCF = 5

45 ÷ 5 = 9
100 ÷ 5 = 20
9/20

45% = 0.45 = 45/100 = 9/20

45% as a fraction in simplest form is 9/20!