Add 8/60 and 21/7, Solve 8/60 + 3 0/7 as a fraction

Add 8/60 and 21/7

1^st number: 8/60, 2^nd number: 3 0/7

8/60 + 21/7 is 47/15.

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

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 60 × 7 = 420,
8/60 = 8 × 7/60 × 7 = 56/420
Likewise, for the 2nd fraction, since 7 × 60 = 420,
21/7 = 21 × 60/7 × 60 = 1260/420
Add the two like fractions:
56/420 + 1260/420 = 56 + 1260/420 = 1316/420
1316/420 simplified gives 47/15
So, 8/60 + 21/7 = 47/15
In mixed form: 32/15

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