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Grade 4 (ages 9 to 10) · Math

Multiplying by the area (box) method

Two-digit by one-digit multiplication using place value and partial products

About four lessons of 45 to 60 minutes

Chalk illustration of a rectangle partitioned into two area sections with honey-gold highlights.
Area model multiplication: Use before the standard algorithm to show how a larger product can be split and recombined.
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