- Number Charts
- Multiplication
- Long division
- Basic operations
- Telling time
- Place value
- Roman numerals
- Fractions & related
- Add, subtract, multiply, and divide fractions
- Mixed numbers vs. fractions
- Equivalent fractions
- Prime factorization & factors
- Fraction Calculator
- Decimals & Percent
- Add, subtract, multiply, and divide decimals
- Fractions to decimals
- Percents to decimals
- Percentage of a number
- Percent word problems
- Classify triangles
- Classify quadrilaterals
- Circle worksheets
- Area & perimeter of rectangles
- Area of triangles & polygons
- Coordinate grid, including moves & reflections
- Volume & surface area
- Pre-algebra
- Square Roots
- Order of operations
- Scientific notation
- Proportions
- Ratio word problems
- Write expressions
- Evaluate expressions
- Simplify expressions
- Linear equations
- Linear inequalities
- Graphing & slope
- Equation calculator
- Equation editor
- Elementary Math Games
- Addition and subtraction
- Math facts practice
- The four operations
- Factoring and number theory
- Geometry topics
- Middle/High School
- Statistics & Graphs
- Probability
- Trigonometry
- Logic and proof
- For all levels
- Favorite math puzzles
- Favorite challenging puzzles
- Math in real world
- Problem solving & projects
- For gifted children
- Math history
- Math games and fun websites
- Interactive math tutorials
- Math help & online tutoring
- Assessment, review & test prep
- Online math curricula
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A comprehensive collection of math worksheets for grade 3, organized by topics such as addition, subtraction, mental math, regrouping, place value, multiplication, division, clock, money, measuring, and geometry. The worksheets are randomly generated, printable from your browser, and include the answer key.