3.N.2.8
Use various strategies (e.g., base ten blocks, area models, arrays, repeated addition, algorithms) based on knowledge of place value, equality, and properties of addition and multiplication to multiply a two-digit factor by a one-digit factor.
Example Problems
Multiply:
Multiply:
Multiply:
Khan Academy ResourcesMore with multiplication and division: FAQMultiply without regroupingMultiply with regroupingUse associative property to multiply 2-digit numbers by 1-digitMultiply using partial productsMultiply by tens word problemsMultiplying by multiples of 10Using associative property to simplify multiplicationMultiplying 2-digits by 1-digit with partial productsMultiplying by tens word problem

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