Add 56/2 and 15/45
1st number: 28 0/2, 2nd number: 15/45
56/2 + 15/45 is 85/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
56/2 = 56 × 45/2 × 45 = 2520/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
15/45 = 15 × 2/45 × 2 = 30/90 - Add the two like fractions:
2520/90 + 30/90 = 2520 + 30/90 = 2550/90 - 2550/90 simplified gives 85/3
- So, 56/2 + 15/45 = 85/3
In mixed form: 281/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2+30/45 56/4+15/45 56/2+15/90 56/6+15/45 56/2+75/45 56/10+15/45 56/14+15/45