Add 70/72 and 40/3
1st number: 70/72, 2nd number: 13 1/3
70/72 + 40/3 is 515/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 3 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72 - Likewise, for the 2nd fraction, since 3 × 24 = 72,
40/3 = 40 × 24/3 × 24 = 960/72 - Add the two like fractions:
70/72 + 960/72 = 70 + 960/72 = 1030/72 - 1030/72 simplified gives 515/36
- So, 70/72 + 40/3 = 515/36
In mixed form: 1411/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72+80/3 70/72+40/6 70/72+40/9 70/72+40/15 70/72+40/21