Add 7/63 and 81/12
1st number: 7/63, 2nd number: 6 9/12
7/63 + 81/12 is 247/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
7/63 = 7 × 4/63 × 4 = 28/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
81/12 = 81 × 21/12 × 21 = 1701/252 - Add the two like fractions:
28/252 + 1701/252 = 28 + 1701/252 = 1729/252 - 1729/252 simplified gives 247/36
- So, 7/63 + 81/12 = 247/36
In mixed form: 631/36
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