Add 15/9 and 42/49
1st number: 1 6/9, 2nd number: 42/49
15/9 + 42/49 is 53/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 9 × 49 = 441,
15/9 = 15 × 49/9 × 49 = 735/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
42/49 = 42 × 9/49 × 9 = 378/441 - Add the two like fractions:
735/441 + 378/441 = 735 + 378/441 = 1113/441 - 1113/441 simplified gives 53/21
- So, 15/9 + 42/49 = 53/21
In mixed form: 211/21
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