Subtract 54/40 from 10/4
1st number: 2 2/4, 2nd number: 1 14/40
10/4 - 54/40 is 23/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
10/4 = 10 × 10/4 × 10 = 100/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
54/40 = 54 × 1/40 × 1 = 54/40 - Subtract the two like fractions:
100/40 - 54/40 = 100 - 54/40 = 46/40 - After reducing the fraction, the answer is 23/20
- In mixed form: 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4-54/40 10/8-54/40 10/4-54/80 30/4-54/40 10/12-54/40 50/4-54/40 10/20-54/40 70/4-54/40 10/28-54/40