Subtract 54/10 from 2/8
1st number: 2/8, 2nd number: 5 4/10
2/8 - 54/10 is -103/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
2/8 = 2 × 5/8 × 5 = 10/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
54/10 = 54 × 4/10 × 4 = 216/40 - Subtract the two like fractions:
10/40 - 216/40 = 10 - 216/40 = -206/40 - After reducing the fraction, the answer is -103/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8-54/10 2/16-54/10 2/8-54/20 6/8-54/10 2/24-54/10 2/8-54/30 10/8-54/10 2/40-54/10 2/8-54/50 14/8-54/10 2/56-54/10 2/8-54/70