Add 3/10 and 80/14
1st number: 3/10, 2nd number: 5 10/14
3/10 + 80/14 is 421/70.
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,
3/10 = 3 × 7/10 × 7 = 21/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
80/14 = 80 × 5/14 × 5 = 400/70 - Add the two like fractions:
21/70 + 400/70 = 21 + 400/70 = 421/70 - So, 3/10 + 80/14 = 421/70
In mixed form: 61/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/10+80/14 3/20+80/14 3/10+80/28 9/10+80/14 3/30+80/14 3/10+80/42 15/10+80/14 3/50+80/14 3/10+80/70 21/10+80/14 3/70+80/14 3/10+80/98