Subtract 6/60 from 75/90
75/90 - 6/60 is 11/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
75/90 = 75 × 2/90 × 2 = 150/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
6/60 = 6 × 3/60 × 3 = 18/180 - Subtract the two like fractions:
150/180 - 18/180 = 150 - 18/180 = 132/180 - After reducing the fraction, the answer is 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/90-12/60 75/90-18/60 75/90-30/60 75/90-42/60