Add 25/20 and 50/28
1st number: 1 5/20, 2nd number: 1 22/28
25/20 + 50/28 is 85/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
25/20 = 25 × 7/20 × 7 = 175/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
50/28 = 50 × 5/28 × 5 = 250/140 - Add the two like fractions:
175/140 + 250/140 = 175 + 250/140 = 425/140 - 425/140 simplified gives 85/28
- So, 25/20 + 50/28 = 85/28
In mixed form: 31/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/20+50/28 25/40+50/28 25/20+50/56 75/20+50/28 25/60+50/28 25/20+50/84