Subtract 54/8 from 49/5
1st number: 9 4/5, 2nd number: 6 6/8
49/5 - 54/8 is 61/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
49/5 = 49 × 8/5 × 8 = 392/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
54/8 = 54 × 5/8 × 5 = 270/40 - Subtract the two like fractions:
392/40 - 270/40 = 392 - 270/40 = 122/40 - After reducing the fraction, the answer is 61/20
- In mixed form: 31/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/5-54/8 49/10-54/8 49/5-54/16 49/15-54/8 49/5-54/24 49/25-54/8 49/5-54/40 49/35-54/8 49/5-54/56