Add 81/12 and 20/49
1st number: 6 9/12, 2nd number: 20/49
81/12 + 20/49 is 1403/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
81/12 = 81 × 49/12 × 49 = 3969/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
20/49 = 20 × 12/49 × 12 = 240/588 - Add the two like fractions:
3969/588 + 240/588 = 3969 + 240/588 = 4209/588 - 4209/588 simplified gives 1403/196
- So, 81/12 + 20/49 = 1403/196
In mixed form: 731/196
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