Subtract 10/81 from 63/24
1st number: 2 15/24, 2nd number: 10/81
63/24 - 10/81 is 1621/648.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
63/24 = 63 × 27/24 × 27 = 1701/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
10/81 = 10 × 8/81 × 8 = 80/648 - Subtract the two like fractions:
1701/648 - 80/648 = 1701 - 80/648 = 1621/648 - In mixed form: 2325/648
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/24-20/81 63/48-10/81 63/24-30/81 63/72-10/81 63/24-50/81 63/24-70/81