Add 14/20 and 14/7
1st number: 14/20, 2nd number: 2 0/7
14/20 + 14/7 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
14/20 = 14 × 7/20 × 7 = 98/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
14/7 = 14 × 20/7 × 20 = 280/140 - Add the two like fractions:
98/140 + 280/140 = 98 + 280/140 = 378/140 - 378/140 simplified gives 27/10
- So, 14/20 + 14/7 = 27/10
In mixed form: 27/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20+14/7 14/20+28/7 14/40+14/7 42/20+14/7 14/20+42/7 14/60+14/7 14/20+14/21 70/20+14/7 14/20+70/7 14/20+14/35 98/20+14/7 14/20+98/7 14/20+14/49