Add 63/3 and 15/12
1st number: 21 0/3, 2nd number: 1 3/12
63/3 + 15/12 is 89/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
63/3 = 63 × 4/3 × 4 = 252/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
15/12 = 15 × 1/12 × 1 = 15/12 - Add the two like fractions:
252/12 + 15/12 = 252 + 15/12 = 267/12 - 267/12 simplified gives 89/4
- So, 63/3 + 15/12 = 89/4
In mixed form: 221/4
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