Add 21/24 and 63/5, Solve 21/24 + 12 3/5 as a fraction

Add 21/24 and 63/5

1^st number: 21/24, 2^nd number: 12 3/5

21/24 + 63/5 is 539/40.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 5 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 24 × 5 = 120,
21/24 = 21 × 5/24 × 5 = 105/120
Likewise, for the 2nd fraction, since 5 × 24 = 120,
63/5 = 63 × 24/5 × 24 = 1512/120
Add the two like fractions:
105/120 + 1512/120 = 105 + 1512/120 = 1617/120
1617/120 simplified gives 539/40
So, 21/24 + 63/5 = 539/40
In mixed form: 1319/40

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