Grade 4 math
Ages 9-10. 20 topics, each linked at the difficulty this grade normally uses. Nothing here is locked to the grade — follow a topic up or down as needed.
Topics in grade 4
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Place value
Tens and ones through millions and thousandths, expanded form, and reading numbers out loud correctly.
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Comparing and ordering
Greater than, less than, equal to, and putting sets of numbers in order without guessing.
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Addition
Sums within 10 through multi-digit column addition with regrouping, plus the fact fluency underneath.
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Subtraction
Taking away, counting up, and multi-digit subtraction with borrowing across zeros.
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Multiplication
Times tables, arrays and area models, and long multiplication up to multi-digit factors.
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Division
Sharing and grouping, division facts, remainders, and long division that a kid can follow.
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Mixed operations
One sheet, all four operations, so a student has to choose the operation instead of repeating one.
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Factors, multiples and primes
Factor pairs, common multiples, prime and composite numbers, and prime factor trees.
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Fractions
Naming, comparing, simplifying and calculating with fractions, including mixed numbers.
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Decimals
Decimal place value, comparing, rounding, and the four operations with decimal points lined up.
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Estimation and rounding
Rounding to any place, front-end estimation, and checking whether an answer is sensible.
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Angles
Naming angles by sight, and working out angles on a line and in a triangle.
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Area, perimeter and volume
Perimeter and area of rectangles, squares and right triangles, and the volume of a box.
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Geometry and shapes
Naming 2D and 3D shapes, properties, symmetry, and transformations.
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Measurement and units
Length, mass and capacity, and converting between units inside one system.
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Money
Totalling a shopping list and working out change, in dollars and cents.
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Data and graphing
Tally charts, pictographs, bar and line graphs, and reading a graph honestly.
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Patterns and sequences
Repeating and growing patterns, term-to-term rules, and finding the nth term.
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Word problems
One- and two-step story problems, with the reading strategy taught alongside the math.
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Logic puzzles
Ranking people from clues, and matching each of them to a thing. No arithmetic — just reasoning.