Subtract 10/63 from 40/56
40/56 - 10/63 is 5/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
40/56 = 40 × 9/56 × 9 = 360/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
10/63 = 10 × 8/63 × 8 = 80/504 - Subtract the two like fractions:
360/504 - 80/504 = 360 - 80/504 = 280/504 - After reducing the fraction, the answer is 5/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/56-10/63 40/56-20/63 40/56-30/63 40/56-50/63 40/56-70/63