Add 5/8 and 90/7
1st number: 5/8, 2nd number: 12 6/7
5/8 + 90/7 is 755/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
5/8 = 5 × 7/8 × 7 = 35/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
90/7 = 90 × 8/7 × 8 = 720/56 - Add the two like fractions:
35/56 + 720/56 = 35 + 720/56 = 755/56 - So, 5/8 + 90/7 = 755/56
In mixed form: 1327/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/8+90/7 5/16+90/7 5/8+90/14 15/8+90/7 5/24+90/7 5/8+90/21 25/8+90/7 5/40+90/7 5/8+90/35 35/8+90/7 5/56+90/7 5/8+90/49