Add 90/12 and 49/8
1st number: 7 6/12, 2nd number: 6 1/8
90/12 + 49/8 is 109/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
90/12 = 90 × 2/12 × 2 = 180/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
49/8 = 49 × 3/8 × 3 = 147/24 - Add the two like fractions:
180/24 + 147/24 = 180 + 147/24 = 327/24 - 327/24 simplified gives 109/8
- So, 90/12 + 49/8 = 109/8
In mixed form: 135/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+98/8 90/24+49/8 90/12+49/16 90/36+49/8 90/12+49/24 90/60+49/8 90/12+49/40 90/84+49/8 90/12+49/56