4th grade math essentials
Learn the essential parts of fourth grade math—arithmetic, measurement, geometry, fractions, and more. This course is aligned with Common Core standards.
10 units106 videos8 hours
Learn it live with a class on Puzzicle · Teachers: use it with your class
Unit 1: Place value
Intro to place value
Writing whole numbers in different forms
How 10 relates to place value
Comparing multi-digit numbers
Unit 2: Addition, subtraction, and estimation
Rounding whole numbers
Adding multi-digit numbers
Unit 3: Multiply by 1-digit numbers
Comparing with multiplication
Multiplication by 10s, 100s, and 1,000s
Multi-digit multiplication: place value and area models
Estimate products
Unit 4: Multiply by 2-digit numbers
Multiply 2-digit numbers with area models
Estimate products (2-digit numbers)
Multiply 2-digit numbers with partial products
Unit 5: Division
Remainders
Divide multiples of 10, 100, and 1,000 by 1-digit numbers
Division with place value
Division with area models
Multi-digit division with partial quotients
Multi-step word problems
Unit 6: Equivalent fractions and comparing fractions
Equivalent fractions
Common denominators
Unit 7: Add and subtract fractions
Decomposing fractions
Adding and subtracting fractions with like denominators
Mixed numbers
Adding and subtracting mixed numbers
Unit 8: Multiply fractions
Multiplying fractions and whole numbers visually
Multiplying fractions and whole numbers
Multiplying mixed numbers and whole numbers
Unit 9: Understand decimals
Decimal fractions
Writing fractions as decimals
Decimals in word form
Decimals on the number line
Regrouping decimals
Write decimals as fractions
Unit 10: Plane figures
Type of plane figures
Parallel and perpendicular
Classifying triangles
Line of symmetry
Measuring angles
Decomposing angles
Learn this with a class
With a class on Puzzicle this course runs as a timetable of live study parties: your batch watches together and answers the check-ins, sometimes with a teacher leading.
Course content © Khan Academy, used under CC BY-NC-SA. See this course on Khan Academy.