Add 8/49 and 21/63
8/49 + 21/63 is 73/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
8/49 = 8 × 9/49 × 9 = 72/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
21/63 = 21 × 7/63 × 7 = 147/441 - Add the two like fractions:
72/441 + 147/441 = 72 + 147/441 = 219/441 - 219/441 simplified gives 73/147
- So, 8/49 + 21/63 = 73/147
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