Subtract 21/35 from 4/50
4/50 - 21/35 is -13/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 35 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
4/50 = 4 × 7/50 × 7 = 28/350 - Likewise, for the 2nd fraction, since 35 × 10 = 350,
21/35 = 21 × 10/35 × 10 = 210/350 - Subtract the two like fractions:
28/350 - 210/350 = 28 - 210/350 = -182/350 - After reducing the fraction, the answer is -13/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/50-21/35 4/50-42/35 4/50-21/70 12/50-21/35 4/50-63/35 20/50-21/35 28/50-21/35