Subtract 21/9 from 1/50
1st number: 1/50, 2nd number: 2 3/9
1/50 - 21/9 is -347/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 9 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 9 × 50 = 450,
21/9 = 21 × 50/9 × 50 = 1050/450 - Subtract the two like fractions:
9/450 - 1050/450 = 9 - 1050/450 = -1041/450 - After reducing the fraction, the answer is -347/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/50-21/9 1/50-42/9 1/50-21/18 3/50-21/9 1/50-63/9 1/50-21/27 5/50-21/9 1/50-21/45 7/50-21/9 1/50-21/63