Add 10/28 and 18/5
1st number: 10/28, 2nd number: 3 3/5
10/28 + 18/5 is 277/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
10/28 = 10 × 5/28 × 5 = 50/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
18/5 = 18 × 28/5 × 28 = 504/140 - Add the two like fractions:
50/140 + 504/140 = 50 + 504/140 = 554/140 - 554/140 simplified gives 277/70
- So, 10/28 + 18/5 = 277/70
In mixed form: 367/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28+18/5 10/28+36/5 10/56+18/5 10/28+18/10 30/28+18/5 10/28+54/5 10/84+18/5 10/28+18/15 50/28+18/5 10/28+90/5 10/28+18/25 70/28+18/5 10/28+18/35