Subtract 6/45 from 4/5
4/5 - 6/45 is 2/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
4/5 = 4 × 9/5 × 9 = 36/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
6/45 = 6 × 1/45 × 1 = 6/45 - Subtract the two like fractions:
36/45 - 6/45 = 36 - 6/45 = 30/45 - After reducing the fraction, the answer is 2/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5-6/45 4/5-12/45 4/10-6/45 4/5-6/90 12/5-6/45 4/5-18/45 4/15-6/45 20/5-6/45 4/5-30/45 4/25-6/45 28/5-6/45 4/5-42/45 4/35-6/45