Subtract 63/56 from 64/49
1st number: 1 15/49, 2nd number: 1 7/56
64/49 - 63/56 is 71/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
64/49 = 64 × 8/49 × 8 = 512/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
63/56 = 63 × 7/56 × 7 = 441/392 - Subtract the two like fractions:
512/392 - 441/392 = 512 - 441/392 = 71/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/98-63/56