Add 45/27 and 81/8
1st number: 1 18/27, 2nd number: 10 1/8
45/27 + 81/8 is 283/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
45/27 = 45 × 8/27 × 8 = 360/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
81/8 = 81 × 27/8 × 27 = 2187/216 - Add the two like fractions:
360/216 + 2187/216 = 360 + 2187/216 = 2547/216 - 2547/216 simplified gives 283/24
- So, 45/27 + 81/8 = 283/24
In mixed form: 1119/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27+81/8 45/54+81/8 45/27+81/16 45/81+81/8 45/27+81/24 45/27+81/40 45/27+81/56