Add 3/63 and 21/28
3/63 + 21/28 is 67/84.
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,
3/63 = 3 × 4/63 × 4 = 12/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
21/28 = 21 × 9/28 × 9 = 189/252 - Add the two like fractions:
12/252 + 189/252 = 12 + 189/252 = 201/252 - 201/252 simplified gives 67/84
- So, 3/63 + 21/28 = 67/84
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