Subtract 54/10 from 2/40
1st number: 2/40, 2nd number: 5 4/10
2/40 - 54/10 is -107/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
2/40 = 2 × 1/40 × 1 = 2/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
54/10 = 54 × 4/10 × 4 = 216/40 - Subtract the two like fractions:
2/40 - 216/40 = 2 - 216/40 = -214/40 - After reducing the fraction, the answer is -107/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/40-54/10 2/80-54/10 2/40-54/20 6/40-54/10 2/40-54/30 10/40-54/10 2/40-54/50 14/40-54/10 2/40-54/70