Arithmetic is the foundation of all math! You’ll learn how to work with whole numbers, fractions, decimals, and percentages. This includes addition, subtraction, multiplication, and division—plus how to handle negative numbers and order of operations.
Arithmetic is everywhere: from shopping and budgeting to cooking and sports. Being comfortable with numbers helps you make smarter choices every day.
Calculate 3/4 of 20 to find out how many slices of pizza you get if there are 20 slices and you eat three-fourths.
Convert 0.75 to a percentage so you know that scoring 0.75 on a quiz means you got 75%.
Master the basics of numbers and operations for everyday math success.