Subtract 10/7 from 54/8
1st number: 6 6/8, 2nd number: 1 3/7
54/8 - 10/7 is 149/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
54/8 = 54 × 7/8 × 7 = 378/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
10/7 = 10 × 8/7 × 8 = 80/56 - Subtract the two like fractions:
378/56 - 80/56 = 378 - 80/56 = 298/56 - After reducing the fraction, the answer is 149/28
- In mixed form: 59/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-20/7 54/16-10/7 54/8-10/14 54/8-30/7 54/24-10/7 54/8-10/21 54/8-50/7 54/40-10/7 54/8-10/35 54/8-70/7 54/56-10/7 54/8-10/49