HOW TO CHANGE A DECIMAL TO A PERCENTAGE?
→ Remove the zeros and the decimal point OR multiply it by 100
EX. 0.08 → 8%
HOW TO CHANGE A PERCENTAGE TO A FRACTION?
→ The process to convert a percent to a fraction is to remove the percent symbol and use the number as the numerator and 100 as the denominator
EX. 80% ⇒ 80/100
HOW TO CHANGE A FRACTION TO A DECIMAL?
→ To convert a fraction to a decimal, we'll just divide the numerator by the denominator.
EX. ⇒ 80 ÷ 100 = 0.8
EXTRA
→ Put a 0. when changing a percentage to a decimal
→ When changing a fraction to a percent use division to convert the fraction to a decimal and multiply by 100
→ Steps to simplifying fractions. Find the GCD (or HCF) of numerator and denominator.
answers
0.45 - 45% - 45/100 or 2/5
0.80 - 80% - 80/100 or 4/5
0.88 - 88% - 88/100 or 22/25
0.72 - 72% - 72/100 or 18/25
0.4 - 40% - 6/15 or 3/5
0.6 - 60% - 8/12 or 2/3
1.25 - 125% - 125/100 or 5/4
3.75 - 375% - 375/100 or 3/8
0.855 - 85.5% - 85/100 or 17/20
0.4025 - 40.25% - 4025/100 or 161/4
2.75 - ? - 2 3/4
5.2 - 47/9 - 5 2/9
