Subtract 1/15 from 50/45
1st number: 1 5/45, 2nd number: 1/15
50/45 - 1/15 is 47/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
50/45 = 50 × 1/45 × 1 = 50/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
1/15 = 1 × 3/15 × 3 = 3/45 - Subtract the two like fractions:
50/45 - 3/45 = 50 - 3/45 = 47/45 - In mixed form: 12/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/45-2/15 50/90-1/15 50/45-1/30 50/45-3/15 50/45-1/45 50/45-5/15 50/45-1/75 50/45-7/15