Add 25/63 and 21/49
25/63 + 21/49 is 52/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 63 × 7 = 441,
25/63 = 25 × 7/63 × 7 = 175/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
21/49 = 21 × 9/49 × 9 = 189/441 - Add the two like fractions:
175/441 + 189/441 = 175 + 189/441 = 364/441 - 364/441 simplified gives 52/63
- So, 25/63 + 21/49 = 52/63
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