Add 15/8 and 3/27
1st number: 1 7/8, 2nd number: 3/27
15/8 + 3/27 is 143/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
15/8 = 15 × 27/8 × 27 = 405/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
3/27 = 3 × 8/27 × 8 = 24/216 - Add the two like fractions:
405/216 + 24/216 = 405 + 24/216 = 429/216 - 429/216 simplified gives 143/72
- So, 15/8 + 3/27 = 143/72
In mixed form: 171/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8+3/27 15/8+6/27 15/16+3/27 15/8+3/54 45/8+3/27 15/8+9/27 15/24+3/27 15/8+3/81 75/8+3/27 15/8+15/27 15/40+3/27 15/8+21/27 15/56+3/27