Add 45/18 and 3/14
1st number: 2 9/18, 2nd number: 3/14
45/18 + 3/14 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
45/18 = 45 × 7/18 × 7 = 315/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
3/14 = 3 × 9/14 × 9 = 27/126 - Add the two like fractions:
315/126 + 27/126 = 315 + 27/126 = 342/126 - 342/126 simplified gives 19/7
- So, 45/18 + 3/14 = 19/7
In mixed form: 25/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/18+3/14 45/18+6/14 45/36+3/14 45/18+3/28 45/18+9/14 45/54+3/14 45/18+3/42 45/18+15/14 45/90+3/14 45/18+3/70 45/18+21/14 45/18+3/98