Add 84/10 and 15/14
1st number: 8 4/10, 2nd number: 1 1/14
84/10 + 15/14 is 663/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
84/10 = 84 × 7/10 × 7 = 588/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
15/14 = 15 × 5/14 × 5 = 75/70 - Add the two like fractions:
588/70 + 75/70 = 588 + 75/70 = 663/70 - So, 84/10 + 15/14 = 663/70
In mixed form: 933/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+30/14 84/20+15/14 84/10+15/28 84/10+45/14 84/30+15/14 84/10+15/42 84/10+75/14 84/50+15/14 84/10+15/70 84/70+15/14 84/10+15/98