Add 10/70 and 14/28
10/70 + 14/28 is 9/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
10/70 = 10 × 2/70 × 2 = 20/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
14/28 = 14 × 5/28 × 5 = 70/140 - Add the two like fractions:
20/140 + 70/140 = 20 + 70/140 = 90/140 - 90/140 simplified gives 9/14
- So, 10/70 + 14/28 = 9/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/70+14/28 10/70+14/56 30/70+14/28 10/70+42/28 10/70+14/84 50/70+14/28 10/70+70/28 10/70+98/28