Add 15/2 and 49/56
1st number: 7 1/2, 2nd number: 49/56
15/2 + 49/56 is 67/8.
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,
15/2 = 15 × 28/2 × 28 = 420/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
49/56 = 49 × 1/56 × 1 = 49/56 - Add the two like fractions:
420/56 + 49/56 = 420 + 49/56 = 469/56 - 469/56 simplified gives 67/8
- So, 15/2 + 49/56 = 67/8
In mixed form: 83/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2+49/56 15/2+98/56 15/4+49/56 45/2+49/56 15/6+49/56 75/2+49/56 15/10+49/56 15/14+49/56