Will this help with my child's 4th grade math homework?

Yes. StudyPug covers every strand in the California 4th grade math curriculum, including fractions, multi-digit multiplication, and geometry, so your child can find help for the exact topic assigned in class.

How long are the video lessons?

Most video lessons run between 5 and 15 minutes and focus on one concept at a time. Your child can pause, rewind, and rewatch as many times as needed before moving on to practice problems.

Is there a California state test for 4th grade math?

Yes. California 4th grade students take the CAASPP math assessment. StudyPug lessons are aligned to the California Mathematics Standards that the CAASPP measures, helping students build familiarity with the tested content.

Can my child use StudyPug on a tablet or phone?

Yes. StudyPug works on tablets, phones, and computers, so your child can practice California 4th grade math at home, on the go, or wherever is most convenient.

Can I try StudyPug before paying?

Yes. StudyPug offers free sample lessons so you can see the content before committing. There is also a 30-day money-back guarantee if the subscription is not the right fit for your family.

CA 4th Grade Math Curriculum

Give your child the support they need to keep up with California's 4th grade math curriculum. Lessons and practice problems cover every strand taught in class, from fractions to geometry.

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CA 4th Grade Math Curriculum

IDStandardStudyPug Topic

CA.4.OA.1Interpret a multiplication equation as a comparison
- Multiplication strategies
- Arrays and factors
CA.4.OA.2Multiply or divide to solve word problems involving multiplicative comparison
- Applications of the four operations (BEDMAS without exponents)
- Multiplication Word Problems Up to 999
- Products and quotients: Word problems
CA.4.OA.3Solve multistep word problems posed with whole numbers and having whole-number answers using the four operations
- Addition strategies
- Subtraction strategies
- Rounding numbers
CA.4.OA.4Find all factor pairs for a whole number in the range 1–100
- Times Tables
- Determining common factors
- Determining common multiples
CA.4.OA.5Generate a number or shape pattern that follows a given rule
- Introduction to solving equations with Variables
- Introduction to solving patterns in T-tables and equations
- Showing patterns in T-tables
- Patterns: Number patterns
CA.4.NBT.1Recognize that in a multi-digit whole number, a digit in one place represents ten times what it represents in the place to its right
- Whole number place values up to millions
- Place values of digits up to 99
- Place value
CA.4.NBT.2Read and write multi-digit whole numbers using base-ten numerals, number names, and expanded form
- Numeral expanding up to 99
- Comparing and ordering numbers
- Comparing and ordering large multi-digit integers
CA.4.NBT.3Use place value understanding to round multi-digit whole numbers to any place
- Comparing and ordering numbers up to millions
- Estimating decimals
CA.4.NBT.4Fluently add and subtract multi-digit whole numbers using the standard algorithm
- Adding with Digits Up to 1000
- Adding with regrouping (using base ten blocks)
- Adding multi-digit numbers
- Subtracting with regrouping (using base ten blocks)
- Subtracting multi-digit numbers
CA.4.NBT.5Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers
- Multiplying with Digits Up to 999
- Multiplying by 10, 100 and 1000
- Multiplying multi-digit numbers
CA.4.NBT.6Find whole-number quotients and remainders with up to four-digit dividends and one-digit divisors
- Dividing with Digits Up to 999
- Remainders from Division Up to 999
- Dividing multiples of 10
- Dividing using place value
- Dividing using area models
- Dividing multi-digit numbers
CA.4.NF.1Explain why a fraction a/b is equivalent to a fraction (n × a)/(n × b)
- Fractions of a set
- Equivalent fractions
- What are fractions?
CA.4.NF.2Compare two fractions with different numerators and different denominators
- Comparing and Ordering Fractions
CA.4.NF.3Understand a fraction a/b with a > 1 as a sum of fractions 1/b
- Adding fractions with like denominators
- Subtracting fractions with like denominators
CA.4.NF.4Apply and extend previous understandings of multiplication to multiply a fraction by a whole number
- Dividing with digits up to 99
- Fraction of a number
CA.4.NF.5Express a fraction with denominator 10 as an equivalent fraction with denominator 100
- Common fractions and decimals
- Converting between decimals and fractions
CA.4.NF.6Use decimal notation for fractions with denominators 10 or 100
- Introduction to decimals
CA.4.NF.7Compare two decimals to hundredths by reasoning about their size
- Compare and order decimals
- Decimals on number lines
CA.4.MD.1Know relative sizes of measurement units within one system of units
- Square measure
- Metric units: Length, volume, weight
CA.4.MD.2Use the four operations to solve word problems involving distances, intervals of time, liquid volumes, masses of objects, and money
- Calendar dates
- Operations with metric units
- Elapsed time
CA.4.MD.3Apply the area and perimeter formulas for rectangles in real world and mathematical problems
- Perimeter: Grid squares and polygons
- Calculating and Estimating Area and Perimeter
- Area - unit squares and pattern blocks
CA.4.MD.4Make a line plot to display a data set of measurements in fractions of a unit
- Pictographs
- Frequency tables and dot plots
CA.4.MD.5Recognize angles as geometric shapes that are formed wherever two rays share a common endpoint
- Points, lines, line segments, and rays
CA.4.MD.6Measure angles in whole-number degrees using a protractor. Sketch angles of specified measure
- Reflections and rotations of shapes
CA.4.MD.7Recognize angle measure as additive
- Basics of coordinate plane
CA.4.G.1Draw points, lines, line segments, rays, angles, and perpendicular and parallel lines. Identify these in two-dimensional figures
- Classifying polygons
- Parallel and perpendicular line segments
CA.4.G.2Classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines, or the presence or absence of angles of a specified size
- Classifying triangles
- Classifying quadrilaterals
CA.4.G.3Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts
- Basics of symmetry

4th Grade Math

About 4th Grade California math

California follows the California Mathematics Standards, organized around Operations and Algebraic Thinking, Number and Operations in Base Ten, Number and Operations - Fractions, Measurement and Data, and Geometry. In 4th grade, students work on multiplicative comparisons, multi-digit arithmetic, fraction equivalence and addition, decimal notation, measurement, angle measurement, and classifying two-dimensional figures. StudyPug provides video lessons and practice problems aligned to every strand in this course.

Strands covered: Operations and Algebraic Thinking, Number and Operations in Base Ten, Fractions, Measurement and Data, and Geometry
Video lessons for every 4th grade California math topic
Practice problems and step-by-step explanations for each concept
Content aligned to California Mathematics Standards for 4th grade

Curriculum topics by strand

Browse lessons and practice problems for every strand in the California Mathematics Standards for 4th grade.

Topic includes:

Practice

Video

Quiz

Standard

StudyPug Topic

California 4th Grade Math Topics

Operations and Algebraic Thinking: Interpreting multiplication equations as comparisons, solving multiplicative comparison word problems, multistep word problems using all four operations, finding factor pairs, and generating number and shape patterns.
Number and Operations in Base Ten: Understanding place value in multi-digit whole numbers, reading and writing numbers in expanded form, rounding, and fluently adding, subtracting, multiplying, and dividing multi-digit whole numbers.
Number and Operations - Fractions: Fraction equivalence, comparing fractions with unlike numerators and denominators, adding fractions as sums of unit fractions, multiplying a fraction by a whole number, and connecting fractions with denominators of 10 and 100 to decimal notation.
Measurement and Data: Relative sizes of measurement units, solving word problems involving distance, time, volume, mass, and money, applying area and perimeter formulas, and creating line plots with fractional measurements.
Geometry: Recognizing and measuring angles, understanding angle measure as additive, drawing and identifying points, lines, line segments, rays, and parallel and perpendicular lines, classifying two-dimensional figures, and identifying lines of symmetry.

How StudyPug Helps California 4th Grade Math Students

When a student gets stuck on a concept like fraction equivalence or multi-digit multiplication, StudyPug lets them go back to the exact lesson they need rather than waiting for the next class. Each lesson pairs a clear explanation with grade 4 math questions so students can check their understanding right away.

Parents looking ahead can also explore 5th grade math California content to see what skills their child will build on next year, making it easier to plan ahead and address any gaps early.

Aligned to California 4th Grade Math Curriculum

Every lesson on StudyPug for 4th grade math is built around the California Mathematics Standards, covering the same strands and concepts that California schools teach. Families can be confident the content their child practices on StudyPug matches what is expected in a California 4th grade classroom.

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Written by the StudyPug Math Team

Last updated June 5, 2026

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