Add 4/12 and 21/5, Solve 4/12 + 4 1/5 as a fraction

Add 4/12 and 21/5

1^st number: 4/12, 2^nd number: 4 1/5

4/12 + 21/5 is 68/15.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
4/12 = 4 × 5/12 × 5 = 20/60
Likewise, for the 2nd fraction, since 5 × 12 = 60,
21/5 = 21 × 12/5 × 12 = 252/60
Add the two like fractions:
20/60 + 252/60 = 20 + 252/60 = 272/60
272/60 simplified gives 68/15
So, 4/12 + 21/5 = 68/15
In mixed form: 48/15

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