Subtract 24/12 from 20/5
1st number: 4 0/5, 2nd number: 2 0/12
20/5 - 24/12 is 2/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
20/5 = 20 × 12/5 × 12 = 240/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
24/12 = 24 × 5/12 × 5 = 120/60 - Subtract the two like fractions:
240/60 - 120/60 = 240 - 120/60 = 120/60 - After reducing the fraction, the answer is 2/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5-24/12 20/5-48/12 20/10-24/12 60/5-24/12 20/5-72/12 20/15-24/12 20/5-24/36 20/25-24/12 20/5-24/60 20/35-24/12 20/5-24/84