Add 15/14 and 12/84
1st number: 1 1/14, 2nd number: 12/84
15/14 + 12/84 is 17/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
15/14 = 15 × 6/14 × 6 = 90/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
12/84 = 12 × 1/84 × 1 = 12/84 - Add the two like fractions:
90/84 + 12/84 = 90 + 12/84 = 102/84 - 102/84 simplified gives 17/14
- So, 15/14 + 12/84 = 17/14
In mixed form: 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/14+12/84 15/14+24/84 15/28+12/84 45/14+12/84 15/14+36/84 15/42+12/84 75/14+12/84 15/14+60/84 15/70+12/84 15/98+12/84