Add 56/49 and 42/63
1st number: 1 7/49, 2nd number: 42/63
56/49 + 42/63 is 38/21.
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,
56/49 = 56 × 9/49 × 9 = 504/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
42/63 = 42 × 7/63 × 7 = 294/441 - Add the two like fractions:
504/441 + 294/441 = 504 + 294/441 = 798/441 - 798/441 simplified gives 38/21
- So, 56/49 + 42/63 = 38/21
In mixed form: 117/21
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