Subtract 75/5 from 90/14
1st number: 6 6/14, 2nd number: 15 0/5
90/14 - 75/5 is -60/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
90/14 = 90 × 5/14 × 5 = 450/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
75/5 = 75 × 14/5 × 14 = 1050/70 - Subtract the two like fractions:
450/70 - 1050/70 = 450 - 1050/70 = -600/70 - After reducing the fraction, the answer is -60/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/28-75/5 90/14-75/10 90/42-75/5 90/14-75/15 90/70-75/5 90/14-75/25 90/98-75/5 90/14-75/35