Add 42/14 and 15/84
1st number: 3 0/14, 2nd number: 15/84
42/14 + 15/84 is 89/28.
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,
42/14 = 42 × 6/14 × 6 = 252/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
15/84 = 15 × 1/84 × 1 = 15/84 - Add the two like fractions:
252/84 + 15/84 = 252 + 15/84 = 267/84 - 267/84 simplified gives 89/28
- So, 42/14 + 15/84 = 89/28
In mixed form: 35/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14+15/84 42/14+30/84 42/28+15/84 42/14+45/84 42/14+75/84 42/70+15/84 42/98+15/84