Add 25/18 and 45/56
1st number: 1 7/18, 2nd number: 45/56
25/18 + 45/56 is 1105/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
25/18 = 25 × 28/18 × 28 = 700/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
45/56 = 45 × 9/56 × 9 = 405/504 - Add the two like fractions:
700/504 + 405/504 = 700 + 405/504 = 1105/504 - So, 25/18 + 45/56 = 1105/504
In mixed form: 297/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18+45/56 25/18+90/56 25/36+45/56 75/18+45/56 25/54+45/56 25/90+45/56