Add 81/4 and 49/12
1st number: 20 1/4, 2nd number: 4 1/12
81/4 + 49/12 is 73/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
81/4 = 81 × 3/4 × 3 = 243/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
49/12 = 49 × 1/12 × 1 = 49/12 - Add the two like fractions:
243/12 + 49/12 = 243 + 49/12 = 292/12 - 292/12 simplified gives 73/3
- So, 81/4 + 49/12 = 73/3
In mixed form: 241/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/4+98/12 81/8+49/12 81/4+49/24 81/12+49/12 81/4+49/36 81/20+49/12 81/4+49/60 81/28+49/12 81/4+49/84