Add 45/14 and 56/18
1st number: 3 3/14, 2nd number: 3 2/18
45/14 + 56/18 is 797/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
45/14 = 45 × 9/14 × 9 = 405/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
56/18 = 56 × 7/18 × 7 = 392/126 - Add the two like fractions:
405/126 + 392/126 = 405 + 392/126 = 797/126 - So, 45/14 + 56/18 = 797/126
In mixed form: 641/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14+56/18 45/28+56/18 45/14+56/36 45/42+56/18 45/14+56/54 45/70+56/18 45/14+56/90 45/98+56/18