Add 18/5 and 12/14
1st number: 3 3/5, 2nd number: 12/14
18/5 + 12/14 is 156/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
18/5 = 18 × 14/5 × 14 = 252/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
12/14 = 12 × 5/14 × 5 = 60/70 - Add the two like fractions:
252/70 + 60/70 = 252 + 60/70 = 312/70 - 312/70 simplified gives 156/35
- So, 18/5 + 12/14 = 156/35
In mixed form: 416/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/5+12/14 18/5+24/14 18/10+12/14 18/5+12/28 54/5+12/14 18/5+36/14 18/15+12/14 18/5+12/42 90/5+12/14 18/5+60/14 18/25+12/14 18/5+12/70 18/5+84/14 18/35+12/14 18/5+12/98