Add 15/2 and 18/56
1st number: 7 1/2, 2nd number: 18/56
15/2 + 18/56 is 219/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 2 × 28 = 56,
15/2 = 15 × 28/2 × 28 = 420/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
18/56 = 18 × 1/56 × 1 = 18/56 - Add the two like fractions:
420/56 + 18/56 = 420 + 18/56 = 438/56 - 438/56 simplified gives 219/28
- So, 15/2 + 18/56 = 219/28
In mixed form: 723/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2+18/56 15/2+36/56 15/4+18/56 45/2+18/56 15/2+54/56 15/6+18/56 75/2+18/56 15/2+90/56 15/10+18/56 15/14+18/56