Add 9/56 and 90/7
1st number: 9/56, 2nd number: 12 6/7
9/56 + 90/7 is 729/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
9/56 = 9 × 1/56 × 1 = 9/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
90/7 = 90 × 8/7 × 8 = 720/56 - Add the two like fractions:
9/56 + 720/56 = 9 + 720/56 = 729/56 - So, 9/56 + 90/7 = 729/56
In mixed form: 131/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/56+90/7 9/56+90/14 27/56+90/7 9/56+90/21 45/56+90/7 9/56+90/35 63/56+90/7 9/56+90/49