Add 81/49 and 20/9
1st number: 1 32/49, 2nd number: 2 2/9
81/49 + 20/9 is 1709/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
81/49 = 81 × 9/49 × 9 = 729/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
20/9 = 20 × 49/9 × 49 = 980/441 - Add the two like fractions:
729/441 + 980/441 = 729 + 980/441 = 1709/441 - So, 81/49 + 20/9 = 1709/441
In mixed form: 3386/441
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