Add 84/14 and 30/4
1st number: 6 0/14, 2nd number: 7 2/4
84/14 + 30/4 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
84/14 = 84 × 2/14 × 2 = 168/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
30/4 = 30 × 7/4 × 7 = 210/28 - Add the two like fractions:
168/28 + 210/28 = 168 + 210/28 = 378/28 - 378/28 simplified gives 27/2
- So, 84/14 + 30/4 = 27/2
In mixed form: 131/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14+60/4 84/28+30/4 84/14+30/8 84/14+90/4 84/42+30/4 84/14+30/12 84/70+30/4 84/14+30/20 84/98+30/4 84/14+30/28