Add 30/4 and 15/14
1st number: 7 2/4, 2nd number: 1 1/14
30/4 + 15/14 is 60/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 14 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
30/4 = 30 × 7/4 × 7 = 210/28 - Likewise, for the 2nd fraction, since 14 × 2 = 28,
15/14 = 15 × 2/14 × 2 = 30/28 - Add the two like fractions:
210/28 + 30/28 = 210 + 30/28 = 240/28 - 240/28 simplified gives 60/7
- So, 30/4 + 15/14 = 60/7
In mixed form: 84/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4+15/14 30/4+30/14 30/8+15/14 30/4+15/28 90/4+15/14 30/4+45/14 30/12+15/14 30/4+15/42 30/4+75/14 30/20+15/14 30/4+15/70 30/28+15/14 30/4+15/98