Add 56/2 and 45/80
1st number: 28 0/2, 2nd number: 45/80
56/2 + 45/80 is 457/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
56/2 = 56 × 40/2 × 40 = 2240/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
45/80 = 45 × 1/80 × 1 = 45/80 - Add the two like fractions:
2240/80 + 45/80 = 2240 + 45/80 = 2285/80 - 2285/80 simplified gives 457/16
- So, 56/2 + 45/80 = 457/16
In mixed form: 289/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2+90/80 56/4+45/80 56/6+45/80 56/10+45/80 56/14+45/80