Add 7/90 and 6/9
7/90 + 6/9 is 67/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
7/90 = 7 × 1/90 × 1 = 7/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
6/9 = 6 × 10/9 × 10 = 60/90 - Add the two like fractions:
7/90 + 60/90 = 7 + 60/90 = 67/90 - So, 7/90 + 6/9 = 67/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90+6/9 7/90+12/9 7/90+6/18 21/90+6/9 7/90+18/9 7/90+6/27 35/90+6/9 7/90+30/9 7/90+6/45 49/90+6/9 7/90+42/9 7/90+6/63