Add 25/8 and 84/27
1st number: 3 1/8, 2nd number: 3 3/27
25/8 + 84/27 is 449/72.
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,
25/8 = 25 × 27/8 × 27 = 675/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
84/27 = 84 × 8/27 × 8 = 672/216 - Add the two like fractions:
675/216 + 672/216 = 675 + 672/216 = 1347/216 - 1347/216 simplified gives 449/72
- So, 25/8 + 84/27 = 449/72
In mixed form: 617/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8+84/27 25/16+84/27 25/8+84/54 75/8+84/27 25/24+84/27 25/8+84/81 25/40+84/27 25/56+84/27