Add 72/14 and 84/10
1st number: 5 2/14, 2nd number: 8 4/10
72/14 + 84/10 is 474/35.
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,
84/10 = 84 × 7/10 × 7 = 588/70 - Add the two like fractions:
360/70 + 588/70 = 360 + 588/70 = 948/70 - 948/70 simplified gives 474/35
- So, 72/14 + 84/10 = 474/35
In mixed form: 1319/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/28+84/10 72/14+84/20 72/42+84/10 72/14+84/30 72/70+84/10 72/14+84/50 72/98+84/10 72/14+84/70