Subtract 42/18 from 8/60
1st number: 8/60, 2nd number: 2 6/18
8/60 - 42/18 is -11/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
8/60 = 8 × 3/60 × 3 = 24/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
42/18 = 42 × 10/18 × 10 = 420/180 - Subtract the two like fractions:
24/180 - 420/180 = 24 - 420/180 = -396/180 - After reducing the fraction, the answer is -11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/60-42/18 8/60-84/18 8/60-42/36 24/60-42/18 8/60-42/54 40/60-42/18 8/60-42/90 56/60-42/18