Subtract 42/54 from 2/60
2/60 - 42/54 is -67/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
2/60 = 2 × 9/60 × 9 = 18/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
42/54 = 42 × 10/54 × 10 = 420/540 - Subtract the two like fractions:
18/540 - 420/540 = 18 - 420/540 = -402/540 - After reducing the fraction, the answer is -67/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/60-42/54 2/60-84/54 6/60-42/54 10/60-42/54 14/60-42/54