Add 18/28 and 3/56
18/28 + 3/56 is 39/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
18/28 = 18 × 2/28 × 2 = 36/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
3/56 = 3 × 1/56 × 1 = 3/56 - Add the two like fractions:
36/56 + 3/56 = 36 + 3/56 = 39/56 - So, 18/28 + 3/56 = 39/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/28+3/56 18/28+6/56 18/56+3/56 54/28+3/56 18/28+9/56 18/84+3/56 90/28+3/56 18/28+15/56 18/28+21/56