Subtract 42/24 from 60/20
1st number: 3 0/20, 2nd number: 1 18/24
60/20 - 42/24 is 5/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 20 × 6 = 120,
60/20 = 60 × 6/20 × 6 = 360/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
42/24 = 42 × 5/24 × 5 = 210/120 - Subtract the two like fractions:
360/120 - 210/120 = 360 - 210/120 = 150/120 - After reducing the fraction, the answer is 5/4
- In mixed form: 11/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20-84/24 60/40-42/24 60/20-42/48 60/20-42/72