Add 14/15 and 7/70
14/15 + 7/70 is 31/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
14/15 = 14 × 14/15 × 14 = 196/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
7/70 = 7 × 3/70 × 3 = 21/210 - Add the two like fractions:
196/210 + 21/210 = 196 + 21/210 = 217/210 - 217/210 simplified gives 31/30
- So, 14/15 + 7/70 = 31/30
In mixed form: 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/15+7/70 14/15+14/70 14/30+7/70 42/15+7/70 14/15+21/70 14/45+7/70 70/15+7/70 14/15+35/70 14/75+7/70 98/15+7/70 14/15+49/70