Add 63/3 and 70/72
1st number: 21 0/3, 2nd number: 70/72
63/3 + 70/72 is 791/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 3 × 24 = 72,
63/3 = 63 × 24/3 × 24 = 1512/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72 - Add the two like fractions:
1512/72 + 70/72 = 1512 + 70/72 = 1582/72 - 1582/72 simplified gives 791/36
- So, 63/3 + 70/72 = 791/36
In mixed form: 2135/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/6+70/72 63/9+70/72 63/15+70/72 63/21+70/72