Subtract 15/60 from 6/45
6/45 - 15/60 is -7/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
6/45 = 6 × 4/45 × 4 = 24/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
15/60 = 15 × 3/60 × 3 = 45/180 - Subtract the two like fractions:
24/180 - 45/180 = 24 - 45/180 = -21/180 - After reducing the fraction, the answer is -7/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/45-15/60 6/45-30/60 6/90-15/60 18/45-15/60 6/45-45/60 30/45-15/60 6/45-75/60 42/45-15/60