Add 63/21 and 5/60, Solve 3 0/21 + 5/60 as a fraction

Add 63/21 and 5/60

1^st number: 3 0/21, 2^nd number: 5/60

63/21 + 5/60 is 37/12.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 21 × 20 = 420,
63/21 = 63 × 20/21 × 20 = 1260/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
5/60 = 5 × 7/60 × 7 = 35/420
Add the two like fractions:
1260/420 + 35/420 = 1260 + 35/420 = 1295/420
1295/420 simplified gives 37/12
So, 63/21 + 5/60 = 37/12
In mixed form: 31/12

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