Add 60/49 and 20/90
1st number: 1 11/49, 2nd number: 20/90
60/49 + 20/90 is 638/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 49 × 90 = 4410,
60/49 = 60 × 90/49 × 90 = 5400/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
20/90 = 20 × 49/90 × 49 = 980/4410 - Add the two like fractions:
5400/4410 + 980/4410 = 5400 + 980/4410 = 6380/4410 - 6380/4410 simplified gives 638/441
- So, 60/49 + 20/90 = 638/441
In mixed form: 1197/441
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