Add 90/8 and 7/80
1st number: 11 2/8, 2nd number: 7/80
90/8 + 7/80 is 907/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 8 × 10 = 80,
90/8 = 90 × 10/8 × 10 = 900/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
7/80 = 7 × 1/80 × 1 = 7/80 - Add the two like fractions:
900/80 + 7/80 = 900 + 7/80 = 907/80 - So, 90/8 + 7/80 = 907/80
In mixed form: 1127/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8+14/80 90/16+7/80 90/8+21/80 90/24+7/80 90/8+35/80 90/40+7/80 90/8+49/80 90/56+7/80