Add 3/8 and 18/28
3/8 + 18/28 is 57/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
3/8 = 3 × 7/8 × 7 = 21/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
18/28 = 18 × 2/28 × 2 = 36/56 - Add the two like fractions:
21/56 + 36/56 = 21 + 36/56 = 57/56 - So, 3/8 + 18/28 = 57/56
In mixed form: 11/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/8+18/28 3/8+36/28 3/16+18/28 3/8+18/56 9/8+18/28 3/8+54/28 3/24+18/28 3/8+18/84 15/8+18/28 3/8+90/28 3/40+18/28 21/8+18/28 3/56+18/28