Subtract 10/90 from 4/60
4/60 - 10/90 is -2/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
4/60 = 4 × 3/60 × 3 = 12/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
10/90 = 10 × 2/90 × 2 = 20/180 - Subtract the two like fractions:
12/180 - 20/180 = 12 - 20/180 = -8/180 - After reducing the fraction, the answer is -2/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/60-10/90 4/60-20/90 12/60-10/90 4/60-30/90 20/60-10/90 4/60-50/90 28/60-10/90 4/60-70/90