Add 90/7 and 7/56
1st number: 12 6/7, 2nd number: 7/56
90/7 + 7/56 is 727/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
90/7 = 90 × 8/7 × 8 = 720/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
7/56 = 7 × 1/56 × 1 = 7/56 - Add the two like fractions:
720/56 + 7/56 = 720 + 7/56 = 727/56 - So, 90/7 + 7/56 = 727/56
In mixed form: 1255/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7+14/56 90/14+7/56 90/7+21/56 90/21+7/56 90/7+35/56 90/35+7/56 90/7+49/56 90/49+7/56