Add 90/42 and 15/49
1st number: 2 6/42, 2nd number: 15/49
90/42 + 15/49 is 120/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
90/42 = 90 × 7/42 × 7 = 630/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
15/49 = 15 × 6/49 × 6 = 90/294 - Add the two like fractions:
630/294 + 90/294 = 630 + 90/294 = 720/294 - 720/294 simplified gives 120/49
- So, 90/42 + 15/49 = 120/49
In mixed form: 222/49
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