Subtract 18/12 from 60/40
1st number: 1 20/40, 2nd number: 1 6/12
60/40 - 18/12 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 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 12 × 10 = 120,
18/12 = 18 × 10/12 × 10 = 180/120 - Subtract the two like fractions:
180/120 - 180/120 = 180 - 180/120 = 0/120 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/40-36/12 60/80-18/12 60/40-18/24 60/40-54/12 60/40-18/36 60/40-90/12 60/40-18/60 60/40-18/84