Subtract 50/45 from 3/10
1st number: 3/10, 2nd number: 1 5/45
3/10 - 50/45 is -73/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
3/10 = 3 × 9/10 × 9 = 27/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
50/45 = 50 × 2/45 × 2 = 100/90 - Subtract the two like fractions:
27/90 - 100/90 = 27 - 100/90 = -73/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/10-50/45 3/20-50/45 3/10-50/90 9/10-50/45 3/30-50/45 15/10-50/45 3/50-50/45 21/10-50/45 3/70-50/45