Subtract 24/49 from 81/25
1st number: 3 6/25, 2nd number: 24/49
81/25 - 24/49 is 3369/1225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 49 is 1225
Next, find the equivalent fraction of both fractional numbers with denominator 1225 - For the 1st fraction, since 25 × 49 = 1225,
81/25 = 81 × 49/25 × 49 = 3969/1225 - Likewise, for the 2nd fraction, since 49 × 25 = 1225,
24/49 = 24 × 25/49 × 25 = 600/1225 - Subtract the two like fractions:
3969/1225 - 600/1225 = 3969 - 600/1225 = 3369/1225 - In mixed form: 2919/1225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/25-48/49 81/50-24/49 81/25-24/98 81/25-72/49 81/75-24/49