Solve real-world and mathematical problems involving the four operations with rational numbers.

Example Problems
Evaluate:
Evaluate:
Evaluate:
Khan Academy Resources
Multiplying negative numbers reviewSubtracting negative numbers reviewMultiplying negative numbersSubtracting negative numbersMultiplying positive and negative fractionsExponents with negative fractional basesSigns of sumsAdding negative numbers on the number lineSubstitution with negative numbersInterpret negative number addition and subtraction expressionsNegative number addition and subtraction: word problemsEquivalent expressions with negative numbersAdding & subtracting negative numbersOrdering negative number expressionsInterpreting negative number statementsSigns of expressions challengeSigns of expressionsAbsolute value to find distanceMultiplying & dividing negative numbers word problemsNumber equations & number linesAddition & subtraction: find the missing valueOne-step equations with negatives (add & subtract)Understand subtraction as adding the oppositeEquivalent expressions with negative numbers (multiplication and division)Subtracting a negative = adding a positiveWhy a negative times a negative makes senseAdding numbers with different signsAdding fractions with different signsAdding negative numbers exampleMultiplying positive & negative numbersWhy a negative times a negative is a positiveSign of expressions challenge problemsAdding negative numbers on the number lineAbsolute value as distance between numbersInterpreting absolute value as distanceNegative number word problem: AlaskaThe 0 & 1st powerAddition & subtraction: find the missing value (part 1 of 2)Substitution with negative numbersEven & odd numbers of negativesInterpreting multiplication & division of negative numbersMultiplying positive and negative fractionsExponents with negative basesInterpreting numeric expressions exampleOrdering expressions1 and -1 to different powersNumber equations & number linesInterpreting negative number statementsEquivalent expressions with negative numbers (multiplication and division)Adding & subtracting negative numbersEquivalent expressions with negative numbersNegative number word problem: temperaturesAdding & subtracting fractionsAddition & subtraction: find the missing value (part 2 of 2)
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