Subtract 40/24 from 60/40
1st number: 1 20/40, 2nd number: 1 16/24
60/40 - 40/24 is -1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 24 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 24 × 5 = 120,
40/24 = 40 × 5/24 × 5 = 200/120 - Subtract the two like fractions:
180/120 - 200/120 = 180 - 200/120 = -20/120 - After reducing the fraction, the answer is -1/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/40-80/24 60/80-40/24 60/40-40/48 60/40-40/72