Add 30/42 and 15/49
30/42 + 15/49 is 50/49.
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,
30/42 = 30 × 7/42 × 7 = 210/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
15/49 = 15 × 6/49 × 6 = 90/294 - Add the two like fractions:
210/294 + 90/294 = 210 + 90/294 = 300/294 - 300/294 simplified gives 50/49
- So, 30/42 + 15/49 = 50/49
In mixed form: 11/49
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