Subtract 36/45 from 15/60
15/60 - 36/45 is -11/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
15/60 = 15 × 3/60 × 3 = 45/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
36/45 = 36 × 4/45 × 4 = 144/180 - Subtract the two like fractions:
45/180 - 144/180 = 45 - 144/180 = -99/180 - After reducing the fraction, the answer is -11/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/60-36/45 15/60-72/45 15/60-36/90 45/60-36/45 75/60-36/45