Add 90/7 and 27/60, Solve 12 6/7 + 27/60 as a fraction

Add 90/7 and 27/60

1^st number: 12 6/7, 2^nd number: 27/60

90/7 + 27/60 is 1863/140.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 7 × 60 = 420,
90/7 = 90 × 60/7 × 60 = 5400/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
27/60 = 27 × 7/60 × 7 = 189/420
Add the two like fractions:
5400/420 + 189/420 = 5400 + 189/420 = 5589/420
5589/420 simplified gives 1863/140
So, 90/7 + 27/60 = 1863/140
In mixed form: 1343/140

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