Subtract 40/30 from 75/12
1st number: 6 3/12, 2nd number: 1 10/30
75/12 - 40/30 is 59/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 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 30 × 2 = 60,
40/30 = 40 × 2/30 × 2 = 80/60 - Subtract the two like fractions:
375/60 - 80/60 = 375 - 80/60 = 295/60 - After reducing the fraction, the answer is 59/12
- In mixed form: 411/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/12-80/30 75/24-40/30 75/12-40/60 75/36-40/30 75/12-40/90 75/60-40/30 75/84-40/30