Subtract 15/6 from 60/40
1st number: 1 20/40, 2nd number: 2 3/6
60/40 - 15/6 is -1/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
60/40 = 60 × 3/40 × 3 = 180/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
15/6 = 15 × 20/6 × 20 = 300/120 - Subtract the two like fractions:
180/120 - 300/120 = 180 - 300/120 = -120/120 - After reducing the fraction, the answer is -1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/40-30/6 60/80-15/6 60/40-15/12 60/40-45/6 60/40-15/18 60/40-75/6 60/40-15/30 60/40-15/42