Subtract 5/9 from 75/7
1st number: 10 5/7, 2nd number: 5/9
75/7 - 5/9 is 640/63.
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,
75/7 = 75 × 9/7 × 9 = 675/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
5/9 = 5 × 7/9 × 7 = 35/63 - Subtract the two like fractions:
675/63 - 35/63 = 675 - 35/63 = 640/63 - In mixed form: 1010/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/7-10/9 75/14-5/9 75/7-5/18 75/7-15/9 75/21-5/9 75/7-5/27 75/7-25/9 75/35-5/9 75/7-5/45 75/7-35/9 75/49-5/9 75/7-5/63