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7ns1d Worksheets

The Number System Apply and extend previous understandings of operations with fractions to add, subtract, multiply, and divide rational numbers. 1Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers; represent addition and subtraction on a horizontal or vertical number line diagram. dApply properties of operations as strategies to add and subtract rational numbers.

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Adding and Subtracting Rational Numbers

7ns1d

Add and subtract positive and negative numbers correctly.
Work with rational numbers written as decimals.
Keep track of signs and absolute value to decide whether the answer should be positive or negative.