Add 14/15 and 7/90
14/15 + 7/90 is 91/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
14/15 = 14 × 6/15 × 6 = 84/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
7/90 = 7 × 1/90 × 1 = 7/90 - Add the two like fractions:
84/90 + 7/90 = 84 + 7/90 = 91/90 - So, 14/15 + 7/90 = 91/90
In mixed form: 11/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/15+7/90 14/15+14/90 14/30+7/90 42/15+7/90 14/15+21/90 14/45+7/90 70/15+7/90 14/15+35/90 14/75+7/90 98/15+7/90 14/15+49/90