Add 56/2 and 81/40
1st number: 28 0/2, 2nd number: 2 1/40
56/2 + 81/40 is 1201/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
56/2 = 56 × 20/2 × 20 = 1120/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
81/40 = 81 × 1/40 × 1 = 81/40 - Add the two like fractions:
1120/40 + 81/40 = 1120 + 81/40 = 1201/40 - So, 56/2 + 81/40 = 1201/40
In mixed form: 301/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4+81/40 56/2+81/80 56/6+81/40 56/10+81/40 56/14+81/40