4.CAR.1

Find the factor pairs for a given number in the range of 1-100, identifying whether a number is prime or composite; determine whether a given whole number in the range of 1-100 is a multiple of a given one-digit number.

Khan Academy Resources
Prime and composite numbers reviewFactors and multiplesPrime and composite numbers introIdentify prime numbersIdentify composite numbersCommon denominatorsIdentify factorsIdentify multiplesRelate factors and multiplesPrime and composite numbersMultiply 2-digit numbers with area modelsFactor pairsRecognizing prime and composite numbersFinding common denominatorsFinding factors of a numberPrime numbersUnderstanding factor pairsIdentifying multiplesFactors and multiples: days of the weekReasoning about factors and multiplesFinding factors and multiplesCommon denominators: 1/4 and 5/6 Common denominators: 3/5 and 7/2
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