Add 5/2 and 7/56
1st number: 2 1/2, 2nd number: 7/56
5/2 + 7/56 is 21/8.
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,
5/2 = 5 × 28/2 × 28 = 140/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
7/56 = 7 × 1/56 × 1 = 7/56 - Add the two like fractions:
140/56 + 7/56 = 140 + 7/56 = 147/56 - 147/56 simplified gives 21/8
- So, 5/2 + 7/56 = 21/8
In mixed form: 25/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/2+7/56 5/2+14/56 5/4+7/56 15/2+7/56 5/2+21/56 5/6+7/56 25/2+7/56 5/2+35/56 5/10+7/56 35/2+7/56 5/2+49/56 5/14+7/56