Add 40/3 and 15/8
1st number: 13 1/3, 2nd number: 1 7/8
40/3 + 15/8 is 365/24.
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,
40/3 = 40 × 8/3 × 8 = 320/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
15/8 = 15 × 3/8 × 3 = 45/24 - Add the two like fractions:
320/24 + 45/24 = 320 + 45/24 = 365/24 - So, 40/3 + 15/8 = 365/24
In mixed form: 155/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3+15/8 40/3+30/8 40/6+15/8 40/3+15/16 40/3+45/8 40/9+15/8 40/3+15/24 40/3+75/8 40/15+15/8 40/3+15/40 40/21+15/8 40/3+15/56