Add 18/3 and 75/70
1st number: 6 0/3, 2nd number: 1 5/70
18/3 + 75/70 is 99/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 3 × 70 = 210,
18/3 = 18 × 70/3 × 70 = 1260/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
75/70 = 75 × 3/70 × 3 = 225/210 - Add the two like fractions:
1260/210 + 225/210 = 1260 + 225/210 = 1485/210 - 1485/210 simplified gives 99/14
- So, 18/3 + 75/70 = 99/14
In mixed form: 71/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+75/70 18/6+75/70 54/3+75/70 18/9+75/70 90/3+75/70 18/15+75/70 18/21+75/70