Subtract 14/7 from 54/8
1st number: 6 6/8, 2nd number: 2 0/7
54/8 - 14/7 is 19/4.
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,
14/7 = 14 × 8/7 × 8 = 112/56 - Subtract the two like fractions:
378/56 - 112/56 = 378 - 112/56 = 266/56 - After reducing the fraction, the answer is 19/4
- In mixed form: 43/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-28/7 54/16-14/7 54/8-42/7 54/24-14/7 54/8-14/21 54/8-70/7 54/40-14/7 54/8-14/35 54/8-98/7 54/56-14/7 54/8-14/49