# Adding and Subtracting Positive and Negative Fractions on a Numberline

Unit 1: Rational Number Operations
Lesson 22 of 27

## Big Idea: Do sums of positive and negative fractions behave the same way as integers? Students explore this question using (mostly) common denominator fractions and a number line.

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Standards:
Subject(s):
Math, Number lines , Number Sense and Operations, signed fractions, adding and subtracting rational numbers, rational numbers
50 minutes

### Grant Harris

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