Add 12/9 and 81/49
1st number: 1 3/9, 2nd number: 1 32/49
12/9 + 81/49 is 439/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 9 × 49 = 441,
12/9 = 12 × 49/9 × 49 = 588/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
81/49 = 81 × 9/49 × 9 = 729/441 - Add the two like fractions:
588/441 + 729/441 = 588 + 729/441 = 1317/441 - 1317/441 simplified gives 439/147
- So, 12/9 + 81/49 = 439/147
In mixed form: 2145/147
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