Add 3/7 and 90/8, Solve 3/7 + 11 2/8 as a fraction

Add 3/7 and 90/8

1^st number: 3/7, 2^nd number: 11 2/8

3/7 + 90/8 is 327/28.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56

Next, find the equivalent fraction of both fractional numbers with denominator 56
For the 1st fraction, since 7 × 8 = 56,
3/7 = 3 × 8/7 × 8 = 24/56
Likewise, for the 2nd fraction, since 8 × 7 = 56,
90/8 = 90 × 7/8 × 7 = 630/56
Add the two like fractions:
24/56 + 630/56 = 24 + 630/56 = 654/56
654/56 simplified gives 327/28
So, 3/7 + 90/8 = 327/28
In mixed form: 1119/28

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