5/7 plus 1/2

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find the least common denominator which in this case is 14, 5/7=10/14, 1/2=7/14, 10/14+7/14=17/14, the answer is 17/14.
by

lcm of 7 and 2=14

now it's 10/14 plus 7/14

which is 17/14

=1 3/14

by Level 9 User (42.6k points)

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