Subtract 56/9 from 36/7
1st number: 5 1/7, 2nd number: 6 2/9
36/7 - 56/9 is -68/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
36/7 = 36 × 9/7 × 9 = 324/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
56/9 = 56 × 7/9 × 7 = 392/63 - Subtract the two like fractions:
324/63 - 392/63 = 324 - 392/63 = -68/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7-56/9 36/14-56/9 36/7-56/18 36/21-56/9 36/7-56/27 36/35-56/9 36/7-56/45 36/49-56/9 36/7-56/63