Add 2/5 and 80/28
1st number: 2/5, 2nd number: 2 24/28
2/5 + 80/28 is 114/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
2/5 = 2 × 28/5 × 28 = 56/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
80/28 = 80 × 5/28 × 5 = 400/140 - Add the two like fractions:
56/140 + 400/140 = 56 + 400/140 = 456/140 - 456/140 simplified gives 114/35
- So, 2/5 + 80/28 = 114/35
In mixed form: 39/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5+80/28 2/10+80/28 2/5+80/56 6/5+80/28 2/15+80/28 2/5+80/84 10/5+80/28 2/25+80/28 14/5+80/28 2/35+80/28