Third grade Math Practice
Third-grade math builds fluency with multiplication and division, deepens understanding of fractions, and extends skills in measurement, data, geometry, and place value through hands-on problem solving.
84 skills · 648 questions · No signup required to try
Adaptive difficulty
Questions get harder as your child improves and ease back when they struggle.
Mastery tracking
See real progress across every third grade Math skill.
Motivating
Streaks, points, badges, and games keep kids coming back.
Third grade Math topics covered
Multiplication and division
- Interpret products of whole numbers as total number of objects in groups
- Interpret whole-number quotients as equal shares
- Use multiplication and division within 100 to solve word problems
- Determine the unknown number in a multiplication or division equation
Fractions
- Understand a fraction 1/b as one part of a whole partitioned into b equal parts
- Understand a fraction a/b as the quantity formed by a parts of size 1/b
- Represent a fraction on a number line diagram
- Explain equivalence of fractions by using visual fraction models
Number and operations in base ten
- Use place value understanding to round whole numbers to the nearest 10 or 100
- Fluently add and subtract within 1000
- Multiply one-digit numbers by multiples of 10
Measurement and data
- Tell and write time to the nearest minute and solve elapsed-time problems
- Measure and estimate liquid volumes and object masses
- Solve one-step word problems involving masses or volumes
- Draw a scaled picture graph and bar graph for a data set
Geometry
- Understand that shapes in different categories share attributes
- Classify quadrilaterals: rectangles, rhombuses, squares
- Partition shapes into parts with equal areas
Multiplication facts and strategies
- Use skip-counting to build multiplication facts for 2s, 5s, and 10s
- Use doubling strategy to learn multiplication facts for 4s and 8s
- Apply the distributive property to break apart unfamiliar facts
- Recognize and use patterns in the multiplication table
Division concepts and strategies
- Model division by sharing objects equally into groups
- Model division by making equal groups of a given size
- Use a related multiplication fact to solve a division problem
- Write fact families relating multiplication and division
Addition and subtraction within 1000
- Add three-digit numbers using place value strategies and regrouping
- Subtract three-digit numbers using place value strategies and regrouping
- Use mental math strategies: make a ten, compensation, and decomposition
- Estimate sums and differences by rounding to the nearest 10 or 100
Place value and number sense
- Read and write numbers up to 1,000 in standard, word, and expanded form
- Identify the value of each digit in a three-digit number
- Compare three-digit numbers using <, =, and > symbols
- Order a set of numbers up to 1,000 from least to greatest or greatest to least
Fraction equivalence and comparison
- Generate simple equivalent fractions using models and number lines
- Recognize that equivalent fractions represent the same point on a number line
- Compare fractions with different numerators and denominators using benchmarks
- Order three or more fractions with the same denominator on a number line
Time, money, and real-world math
- Tell time to the nearest minute using analog and digital clocks
- Calculate elapsed time in minutes and hours within a single day
- Solve word problems involving start time, end time, and elapsed time
- Count collections of coins and bills up to five dollars
Perimeter and area
- Find the perimeter of a polygon by adding the lengths of its sides
- Find an unknown side length given the perimeter of a polygon
- Distinguish between area and perimeter and explain the difference
- Find the area of a rectangle using the formula A = l × w
Frequently asked questions
Is Third grade Math practice free?+
Yes — try several questions per grade free, no signup needed. A free account unlocks unlimited adaptive practice and saved progress.
How does ZeLarn adapt to my child's level?+
After each answer, ZeLarn adjusts the difficulty — promoting to harder questions after a correct streak and easing back when your child struggles — so practice always stays at the right challenge.
Is ZeLarn a good IXL alternative for third grade Math?+
ZeLarn offers adaptive practice, mastery tracking, and gamification (streaks, badges, games) as a free, engaging alternative for third grade students.