Add 80/28 and 48/20
1st number: 2 24/28, 2nd number: 2 8/20
80/28 + 48/20 is 184/35.
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,
80/28 = 80 × 5/28 × 5 = 400/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
48/20 = 48 × 7/20 × 7 = 336/140 - Add the two like fractions:
400/140 + 336/140 = 400 + 336/140 = 736/140 - 736/140 simplified gives 184/35
- So, 80/28 + 48/20 = 184/35
In mixed form: 59/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28+96/20 80/56+48/20 80/28+48/40 80/84+48/20 80/28+48/60