Subtract 6/8 from 45/27
1st number: 1 18/27, 2nd number: 6/8
45/27 - 6/8 is 11/12.
Steps for subtracting 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,
6/8 = 6 × 27/8 × 27 = 162/216 - Subtract the two like fractions:
360/216 - 162/216 = 360 - 162/216 = 198/216 - After reducing the fraction, the answer is 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27-6/8 45/27-12/8 45/54-6/8 45/27-6/16 45/27-18/8 45/81-6/8 45/27-6/24 45/27-30/8 45/27-6/40 45/27-42/8 45/27-6/56