Add 72/3 and 70/7
1st number: 24 0/3, 2nd number: 10 0/7
72/3 + 70/7 is 34/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 7 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
72/3 = 72 × 7/3 × 7 = 504/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
70/7 = 70 × 3/7 × 3 = 210/21 - Add the two like fractions:
504/21 + 210/21 = 504 + 210/21 = 714/21 - 714/21 simplified gives 34/1
- So, 72/3 + 70/7 = 34/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/6+70/7 72/3+70/14 72/9+70/7 72/3+70/21 72/15+70/7 72/3+70/35 72/21+70/7 72/3+70/49