Subtract 3/45 from 1/50
1/50 - 3/45 is -7/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 45 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
1/50 = 1 × 9/50 × 9 = 9/450 - Likewise, for the 2nd fraction, since 45 × 10 = 450,
3/45 = 3 × 10/45 × 10 = 30/450 - Subtract the two like fractions:
9/450 - 30/450 = 9 - 30/450 = -21/450 - After reducing the fraction, the answer is -7/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/50-3/45 1/50-6/45 1/50-3/90 3/50-3/45 1/50-9/45 5/50-3/45 1/50-15/45 7/50-3/45 1/50-21/45