Subtract 30/27 from 3/8
1st number: 3/8, 2nd number: 1 3/27
3/8 - 30/27 is -53/72.
Steps for subtracting 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,
3/8 = 3 × 27/8 × 27 = 81/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
30/27 = 30 × 8/27 × 8 = 240/216 - Subtract the two like fractions:
81/216 - 240/216 = 81 - 240/216 = -159/216 - After reducing the fraction, the answer is -53/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/8-30/27 3/8-60/27 3/16-30/27 3/8-30/54 9/8-30/27 3/8-90/27 3/24-30/27 3/8-30/81 15/8-30/27 3/40-30/27 21/8-30/27 3/56-30/27