Add 56/49 and 20/90
1st number: 1 7/49, 2nd number: 20/90
56/49 + 20/90 is 86/63.
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,
56/49 = 56 × 90/49 × 90 = 5040/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
20/90 = 20 × 49/90 × 49 = 980/4410 - Add the two like fractions:
5040/4410 + 980/4410 = 5040 + 980/4410 = 6020/4410 - 6020/4410 simplified gives 86/63
- So, 56/49 + 20/90 = 86/63
In mixed form: 123/63
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