Subtract 30/4 from 4/27
1st number: 4/27, 2nd number: 7 2/4
4/27 - 30/4 is -397/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
4/27 = 4 × 4/27 × 4 = 16/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
30/4 = 30 × 27/4 × 27 = 810/108 - Subtract the two like fractions:
16/108 - 810/108 = 16 - 810/108 = -794/108 - After reducing the fraction, the answer is -397/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/27-30/4 4/27-60/4 4/54-30/4 4/27-30/8 12/27-30/4 4/27-90/4 4/81-30/4 4/27-30/12 20/27-30/4 4/27-30/20 28/27-30/4 4/27-30/28