Add 81/8 and 5/54
1st number: 10 1/8, 2nd number: 5/54
81/8 + 5/54 is 2207/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
81/8 = 81 × 27/8 × 27 = 2187/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
5/54 = 5 × 4/54 × 4 = 20/216 - Add the two like fractions:
2187/216 + 20/216 = 2187 + 20/216 = 2207/216 - So, 81/8 + 5/54 = 2207/216
In mixed form: 1047/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/8+10/54 81/16+5/54 81/8+15/54 81/24+5/54 81/8+25/54 81/40+5/54 81/8+35/54 81/56+5/54