Add 63/12 and 9/15
1st number: 5 3/12, 2nd number: 9/15
63/12 + 9/15 is 117/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
63/12 = 63 × 5/12 × 5 = 315/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
9/15 = 9 × 4/15 × 4 = 36/60 - Add the two like fractions:
315/60 + 36/60 = 315 + 36/60 = 351/60 - 351/60 simplified gives 117/20
- So, 63/12 + 9/15 = 117/20
In mixed form: 517/20
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