Subtract 9/20 from 7/60
7/60 - 9/20 is -1/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
7/60 = 7 × 1/60 × 1 = 7/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
9/20 = 9 × 3/20 × 3 = 27/60 - Subtract the two like fractions:
7/60 - 27/60 = 7 - 27/60 = -20/60 - After reducing the fraction, the answer is -1/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/60-9/20 7/60-18/20 7/60-9/40 21/60-9/20 7/60-27/20 7/60-9/60 35/60-9/20 7/60-45/20 49/60-9/20 7/60-63/20