Add 18/56 and 54/28
1st number: 18/56, 2nd number: 1 26/28
18/56 + 54/28 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
18/56 = 18 × 1/56 × 1 = 18/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
54/28 = 54 × 2/28 × 2 = 108/56 - Add the two like fractions:
18/56 + 108/56 = 18 + 108/56 = 126/56 - 126/56 simplified gives 9/4
- So, 18/56 + 54/28 = 9/4
In mixed form: 21/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/56+54/28 18/56+54/56 54/56+54/28 18/56+54/84 90/56+54/28