Subtract 12/50 from 21/24
21/24 - 12/50 is 127/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 50 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 24 × 25 = 600,
21/24 = 21 × 25/24 × 25 = 525/600 - Likewise, for the 2nd fraction, since 50 × 12 = 600,
12/50 = 12 × 12/50 × 12 = 144/600 - Subtract the two like fractions:
525/600 - 144/600 = 525 - 144/600 = 381/600 - After reducing the fraction, the answer is 127/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24-12/50 21/24-24/50 21/48-12/50 63/24-12/50 21/24-36/50 21/72-12/50 21/24-60/50 21/24-84/50