7A.8.e
Extend strategies of multiplication to rational numbers to develop rules for multiplying signed numbers, showing that the properties of the operations are preserved.
Khan Academy ResourcesMultiplying negative numbers reviewMultiplying negative numbersMultiplying positive and negative fractionsExponents with negative fractional basesSigns of expressions challengeSigns of expressionsMultiplying & dividing negative numbers word problemsEquivalent expressions with negative numbers (multiplication and division)Why a negative times a negative makes senseMultiplying positive & negative numbersWhy a negative times a negative is a positiveSign of expressions challenge problemsThe 0 & 1st powerEven & odd numbers of negativesInterpreting multiplication & division of negative numbersMultiplying positive and negative fractionsExponents with negative bases1 and -1 to different powersEquivalent expressions with negative numbers (multiplication and division)

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