Subtract 15/14 from 75/12
1st number: 6 3/12, 2nd number: 1 1/14
75/12 - 15/14 is 145/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
75/12 = 75 × 7/12 × 7 = 525/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
15/14 = 15 × 6/14 × 6 = 90/84 - Subtract the two like fractions:
525/84 - 90/84 = 525 - 90/84 = 435/84 - After reducing the fraction, the answer is 145/28
- In mixed form: 55/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/12-30/14 75/24-15/14 75/12-15/28 75/12-45/14 75/36-15/14 75/12-15/42 75/12-75/14 75/60-15/14 75/12-15/70 75/84-15/14 75/12-15/98