Subtract 12/8 from 75/7
1st number: 10 5/7, 2nd number: 1 4/8
75/7 - 12/8 is 129/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
75/7 = 75 × 8/7 × 8 = 600/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
12/8 = 12 × 7/8 × 7 = 84/56 - Subtract the two like fractions:
600/56 - 84/56 = 600 - 84/56 = 516/56 - After reducing the fraction, the answer is 129/14
- In mixed form: 93/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/7-24/8 75/14-12/8 75/7-12/16 75/7-36/8 75/21-12/8 75/7-12/24 75/7-60/8 75/35-12/8 75/7-12/40 75/7-84/8 75/49-12/8 75/7-12/56