Add 10/20 and 36/28
1st number: 10/20, 2nd number: 1 8/28
10/20 + 36/28 is 25/14.
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,
10/20 = 10 × 7/20 × 7 = 70/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
36/28 = 36 × 5/28 × 5 = 180/140 - Add the two like fractions:
70/140 + 180/140 = 70 + 180/140 = 250/140 - 250/140 simplified gives 25/14
- So, 10/20 + 36/28 = 25/14
In mixed form: 111/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20+72/28 10/40+36/28 10/20+36/56 30/20+36/28 10/60+36/28 10/20+36/84 50/20+36/28 70/20+36/28