Answer
9/7
Work Step by Step
To add or subtract fractions, we must have a common denominator. Because 11/7 and 2/7 already have the same denominator, 7, we can subtract the numerators:
$ \frac{11}{7} - \frac{2}{7} = \frac{9}{7}$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Skills Handbook - Adding and Subtracting Fractions - Exercises - Page 791: 17
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