Subtract 75/45 from 5/6
1st number: 5/6, 2nd number: 1 30/45
5/6 - 75/45 is -5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
5/6 = 5 × 15/6 × 15 = 75/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
75/45 = 75 × 2/45 × 2 = 150/90 - Subtract the two like fractions:
75/90 - 150/90 = 75 - 150/90 = -75/90 - After reducing the fraction, the answer is -5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/6-75/45 5/12-75/45 5/6-75/90 15/6-75/45 5/18-75/45 25/6-75/45 5/30-75/45 35/6-75/45 5/42-75/45