MA.4.AR.3.1
Determine factor pairs for a whole number from 0 to 144. Determine whether a whole number from 0 to 144 is prime, composite or neither.
Khan Academy ResourcesPrime and composite numbers reviewFactors and multiplesPrime and composite numbers introIdentify prime numbersIdentify composite numbersIdentify factorsRelate factors and multiplesPrime and composite numbersFactor pairsRecognizing prime and composite numbersFinding factors of a numberPrime numbersUnderstanding factor pairsReasoning about factors and multiplesFinding factors and multiples

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