Add 72/14 and 30/10
1st number: 5 2/14, 2nd number: 3 0/10
72/14 + 30/10 is 57/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
72/14 = 72 × 5/14 × 5 = 360/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
30/10 = 30 × 7/10 × 7 = 210/70 - Add the two like fractions:
360/70 + 210/70 = 360 + 210/70 = 570/70 - 570/70 simplified gives 57/7
- So, 72/14 + 30/10 = 57/7
In mixed form: 81/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14+60/10 72/28+30/10 72/14+30/20 72/14+90/10 72/42+30/10 72/70+30/10 72/14+30/50 72/98+30/10 72/14+30/70