Add 15/2 and 56/42
1st number: 7 1/2, 2nd number: 1 14/42
15/2 + 56/42 is 53/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
15/2 = 15 × 21/2 × 21 = 315/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
56/42 = 56 × 1/42 × 1 = 56/42 - Add the two like fractions:
315/42 + 56/42 = 315 + 56/42 = 371/42 - 371/42 simplified gives 53/6
- So, 15/2 + 56/42 = 53/6
In mixed form: 85/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/2+56/42 15/4+56/42 15/2+56/84 45/2+56/42 15/6+56/42 75/2+56/42 15/10+56/42 15/14+56/42