Subtract 20/3 from 4/54
1st number: 4/54, 2nd number: 6 2/3
4/54 - 20/3 is -178/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 3 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
4/54 = 4 × 1/54 × 1 = 4/54 - Likewise, for the 2nd fraction, since 3 × 18 = 54,
20/3 = 20 × 18/3 × 18 = 360/54 - Subtract the two like fractions:
4/54 - 360/54 = 4 - 360/54 = -356/54 - After reducing the fraction, the answer is -178/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/54-20/3 4/54-40/3 4/54-20/6 12/54-20/3 4/54-60/3 4/54-20/9 20/54-20/3 4/54-20/15 28/54-20/3 4/54-20/21