Grade 3 math
Ages 8-9. 16 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 3
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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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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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Fractions
Naming, comparing, simplifying and calculating with fractions, including mixed numbers.
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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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Mental math
Bridging ten, doubles and near doubles, compensation, and other strategies worth naming.
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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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Telling time
Elapsed time between two clock readings, and converting between units of time.
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Measurement and units
Length, mass and capacity, and converting between units inside one system.
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Data and graphing
Tally charts, pictographs, bar and line graphs, and reading a graph honestly.
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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.