Add 7/63 and 81/28
1st number: 7/63, 2nd number: 2 25/28
7/63 + 81/28 is 757/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 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 28 × 9 = 252,
81/28 = 81 × 9/28 × 9 = 729/252 - Add the two like fractions:
28/252 + 729/252 = 28 + 729/252 = 757/252 - So, 7/63 + 81/28 = 757/252
In mixed form: 31/252
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