Add 16/28 and 14/20
16/28 + 14/20 is 89/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
16/28 = 16 × 5/28 × 5 = 80/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
14/20 = 14 × 7/20 × 7 = 98/140 - Add the two like fractions:
80/140 + 98/140 = 80 + 98/140 = 178/140 - 178/140 simplified gives 89/70
- So, 16/28 + 14/20 = 89/70
In mixed form: 119/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/28+14/20 16/28+28/20 16/56+14/20 16/28+14/40 48/28+14/20 16/28+42/20 16/84+14/20 16/28+14/60 80/28+14/20 16/28+70/20 16/28+98/20