7.NR.1.2
Show and explain p + q as the number located a distance |q| from p, in the positive or negative direction, depending on whether q is positive or negative. Interpret sums of rational numbers by describing applicable situations.
Example Problems
Evaluate:
Evaluate:
Evaluate:
Khan Academy ResourcesAdding & subtracting rational numbersSigns of sumsAdding negative numbers on the number lineSubstitution with negative numbersInterpret negative number addition and subtraction expressionsEquivalent expressions with negative numbersAdding & subtracting negative numbersOrdering negative number expressionsInterpreting negative number statementsNumber equations & number linesAdding numbers with different signsAdding fractions with different signsAdding negative numbers exampleAdding negative numbers on the number lineAddition & subtraction: find the missing value (part 1 of 2)Substitution with negative numbersAdding & subtracting rational numbers: 0.79 - 4/3 - 1/2 + 150%Adding & subtracting rational numbers: 79% - 79.1 - 58 1/10Interpreting numeric expressions exampleOrdering expressionsNumber equations & number linesInterpreting negative number statementsEquivalent expressions with negative numbersAddition & subtraction: find the missing value (part 2 of 2)

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