Add 27/10 and 3/28
1st number: 2 7/10, 2nd number: 3/28
27/10 + 3/28 is 393/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 10 × 14 = 140,
27/10 = 27 × 14/10 × 14 = 378/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
3/28 = 3 × 5/28 × 5 = 15/140 - Add the two like fractions:
378/140 + 15/140 = 378 + 15/140 = 393/140 - So, 27/10 + 3/28 = 393/140
In mixed form: 2113/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10+3/28 27/10+6/28 27/20+3/28 27/10+3/56 81/10+3/28 27/10+9/28 27/30+3/28 27/10+3/84 27/10+15/28 27/50+3/28 27/10+21/28 27/70+3/28