# Math

posted by Lola

Is -49 rational or irrational

1. MathMate

A number is rational when it can be expressed as a fraction of integers.
For example, 24 is rational because
24=24/1=48/2...
-3 is rational
because
-3 = -6/2 = -3/1 ....
So see if you can figure out if -49 is rational.

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