Add 28/2 and 56/45
1st number: 14 0/2, 2nd number: 1 11/45
28/2 + 56/45 is 686/45.
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,
28/2 = 28 × 45/2 × 45 = 1260/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
56/45 = 56 × 2/45 × 2 = 112/90 - Add the two like fractions:
1260/90 + 112/90 = 1260 + 112/90 = 1372/90 - 1372/90 simplified gives 686/45
- So, 28/2 + 56/45 = 686/45
In mixed form: 1511/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2+56/45 28/4+56/45 28/2+56/90 84/2+56/45 28/6+56/45 28/10+56/45 28/14+56/45