Add 90/8 and 90/27
1st number: 11 2/8, 2nd number: 3 9/27
90/8 + 90/27 is 175/12.
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,
90/8 = 90 × 27/8 × 27 = 2430/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
90/27 = 90 × 8/27 × 8 = 720/216 - Add the two like fractions:
2430/216 + 720/216 = 2430 + 720/216 = 3150/216 - 3150/216 simplified gives 175/12
- So, 90/8 + 90/27 = 175/12
In mixed form: 147/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/16+90/27 90/8+90/54 90/24+90/27 90/8+90/81 90/40+90/27 90/56+90/27