Subtract 1/45 from 5/10
5/10 - 1/45 is 43/90.
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,
5/10 = 5 × 9/10 × 9 = 45/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
1/45 = 1 × 2/45 × 2 = 2/90 - Subtract the two like fractions:
45/90 - 2/90 = 45 - 2/90 = 43/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/10-2/45 5/20-1/45 5/10-1/90 15/10-1/45 5/10-3/45 5/30-1/45 25/10-1/45 5/10-5/45 5/50-1/45 35/10-1/45 5/10-7/45 5/70-1/45