Add 64/3 and 70/8
1st number: 21 1/3, 2nd number: 8 6/8
64/3 + 70/8 is 361/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
64/3 = 64 × 8/3 × 8 = 512/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
70/8 = 70 × 3/8 × 3 = 210/24 - Add the two like fractions:
512/24 + 210/24 = 512 + 210/24 = 722/24 - 722/24 simplified gives 361/12
- So, 64/3 + 70/8 = 361/12
In mixed form: 301/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/6+70/8 64/3+70/16 64/9+70/8 64/3+70/24 64/15+70/8 64/3+70/40 64/21+70/8 64/3+70/56