Percentages — introduction
Read percentages from a 100-grid, convert friendly fractions and decimals to percents, and find common percentages of a whole number.
Available exercises
Read the percentage from a 100-grid
Look at the shaded squares on a 10×10 grid and write the percentage.
Percent of a whole number
Find 10 %, 20 %, 25 %, 50 % or 75 % of a whole number — mentally.
Percentage word problem
A simple real-life word problem using percentages.
Fraction, decimal and percent — the same thing in three forms
Convert between friendly fractions (1/2, 1/4, 3/4, 1/5, 1/10), their decimal forms and their percent forms.