Subtract 75/7 from 3/6
1st number: 3/6, 2nd number: 10 5/7
3/6 - 75/7 is -143/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
3/6 = 3 × 7/6 × 7 = 21/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
75/7 = 75 × 6/7 × 6 = 450/42 - Subtract the two like fractions:
21/42 - 450/42 = 21 - 450/42 = -429/42 - After reducing the fraction, the answer is -143/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 3/12-75/7 3/6-75/14 9/6-75/7 3/18-75/7 3/6-75/21 15/6-75/7 3/30-75/7 3/6-75/35 21/6-75/7 3/42-75/7 3/6-75/49