. Grade 8, Illustrative icon

Irrational Numbers on the Number Line

Illustrative MathematicsVaries

When students plot irrational numbers on the number line, it helps reinforce the idea that they fit into a number system that includes the more familiar integer and rational numbers. This is a good time for teachers to start using the term 'real number line' to emphasize the fact that the number system represented by the number line is the real numbers.

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