Subtract 10/20 from 75/12
1st number: 6 3/12, 2nd number: 10/20
75/12 - 10/20 is 23/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
75/12 = 75 × 5/12 × 5 = 375/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
10/20 = 10 × 3/20 × 3 = 30/60 - Subtract the two like fractions:
375/60 - 30/60 = 375 - 30/60 = 345/60 - After reducing the fraction, the answer is 23/4
- In mixed form: 53/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/24-10/20 75/12-10/40 75/12-30/20 75/36-10/20 75/12-10/60 75/12-50/20 75/60-10/20 75/12-70/20 75/84-10/20