Subtract 21/40 from 24/4
1st number: 6 0/4, 2nd number: 21/40
24/4 - 21/40 is 219/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
24/4 = 24 × 10/4 × 10 = 240/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
21/40 = 21 × 1/40 × 1 = 21/40 - Subtract the two like fractions:
240/40 - 21/40 = 240 - 21/40 = 219/40 - In mixed form: 519/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/4-21/40 24/4-42/40 24/8-21/40 24/4-21/80 72/4-21/40 24/4-63/40 24/12-21/40 24/20-21/40 24/28-21/40