Subtract 2/56 from 10/81
10/81 - 2/56 is 199/2268.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 56 is 4536
Next, find the equivalent fraction of both fractional numbers with denominator 4536 - For the 1st fraction, since 81 × 56 = 4536,
10/81 = 10 × 56/81 × 56 = 560/4536 - Likewise, for the 2nd fraction, since 56 × 81 = 4536,
2/56 = 2 × 81/56 × 81 = 162/4536 - Subtract the two like fractions:
560/4536 - 162/4536 = 560 - 162/4536 = 398/4536 - After reducing the fraction, the answer is 199/2268
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/81-2/56 10/81-4/56 30/81-2/56 10/81-6/56 50/81-2/56 10/81-10/56 70/81-2/56 10/81-14/56