Add 56/49 and 20/81
1st number: 1 7/49, 2nd number: 20/81
56/49 + 20/81 is 788/567.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 81 is 3969
Next, find the equivalent fraction of both fractional numbers with denominator 3969 - For the 1st fraction, since 49 × 81 = 3969,
56/49 = 56 × 81/49 × 81 = 4536/3969 - Likewise, for the 2nd fraction, since 81 × 49 = 3969,
20/81 = 20 × 49/81 × 49 = 980/3969 - Add the two like fractions:
4536/3969 + 980/3969 = 4536 + 980/3969 = 5516/3969 - 5516/3969 simplified gives 788/567
- So, 56/49 + 20/81 = 788/567
In mixed form: 1221/567
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