Percentages Practice
20 questions · 60 seconds · percent of a number, conversions & finding percents
Free · no login · instant feedback on every answer
Build percent fluency fast: 20 percentage questions mix three formats — percent of a number, finding what percent one number is of another, and percent-decimal conversions — inside a 60-second timer with instant feedback on every answer.
Percentages are proportional reasoning made practical — every discount, tip, test score, and interest rate is a percent problem in disguise. Middle school leans on this exact fluency for percent increase and decrease, and it resurfaces constantly in algebra, statistics, and everyday financial literacy.
Tips That Make It Stick
- Percent means per hundred. 35% is 35 out of 100, or 0.35 as a decimal. Sliding the decimal point two places converts between the two — 6% becomes 0.06, never 0.6.
- Convert to a decimal, then multiply. To find 35% of 240, multiply 240 × 0.35 to get 84. Percent to decimal, then multiply, answers almost every "percent of a number" question.
- Divide the part by the whole. What percent of 80 is 20? Divide 20 ÷ 80 = 0.25, then rewrite as 25%. The part goes on top, the whole goes on the bottom, every time.
Frequently Asked Questions
What grade learns percentages?
Percent of a number and basic percent-decimal conversions are introduced in 6th grade alongside ratios and rates. 7th grade extends the skill to percent increase, decrease, and simple interest.
How do you find what percent one number is of another?
Divide the part by the whole, then multiply by 100 to write the decimal as a percent. For 20 out of 80, divide 20 ÷ 80 = 0.25, which is 25%.
Why do 35% and 0.35 mean the same thing?
Percent means "per hundred," so 35% is defined as 35/100, which equals 0.35 as a decimal. Converting between the two just moves the decimal point two places — no value is added or lost.
📝 Matching Printable Worksheets
Prefer paper practice? These free PDF worksheets cover the same skill — each includes an answer key: