Subtract 12/5 from 4/54
1st number: 4/54, 2nd number: 2 2/5
4/54 - 12/5 is -314/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 5 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
4/54 = 4 × 5/54 × 5 = 20/270 - Likewise, for the 2nd fraction, since 5 × 54 = 270,
12/5 = 12 × 54/5 × 54 = 648/270 - Subtract the two like fractions:
20/270 - 648/270 = 20 - 648/270 = -628/270 - After reducing the fraction, the answer is -314/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/54-12/5 4/54-24/5 4/54-12/10 12/54-12/5 4/54-36/5 4/54-12/15 20/54-12/5 4/54-60/5 4/54-12/25 28/54-12/5 4/54-84/5 4/54-12/35