5.NR.2.1
Fluently multiply multi-digit (up to 3-digit by 2-digit) whole numbers to solve authentic problems.
Example Problems
Khan Academy ResourcesMulti-digit multiplicationMultiply and divide whole numbers by 10, 100, and 1000Multiply by taking out factors of 10Multiply by 1-digit numbers with standard algorithmEstimate multi-digit multiplicationDividing by 2-digits: 7182÷42Intro to standard way of multiplying multi-digit numbersUnderstanding the standard algorithm for multiplicationStrategies for multiplying multiples of 10, 100 and 1000Multiplying multi-digit numbers: 6,742x23Estimating multi-digit multiplicationRounding decimals word problemsRelate multiplication with area models to the standard algorithmMultiplying and dividing by 10, 100, 1000

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