Add 5/14 and 45/12
1st number: 5/14, 2nd number: 3 9/12
5/14 + 45/12 is 115/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
5/14 = 5 × 6/14 × 6 = 30/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
45/12 = 45 × 7/12 × 7 = 315/84 - Add the two like fractions:
30/84 + 315/84 = 30 + 315/84 = 345/84 - 345/84 simplified gives 115/28
- So, 5/14 + 45/12 = 115/28
In mixed form: 43/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/14+45/12 5/14+90/12 5/28+45/12 5/14+45/24 15/14+45/12 5/42+45/12 5/14+45/36 25/14+45/12 5/70+45/12 5/14+45/60 35/14+45/12 5/98+45/12 5/14+45/84