Subtract 54/56 from 15/4
1st number: 3 3/4, 2nd number: 54/56
15/4 - 54/56 is 39/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 4 × 14 = 56,
15/4 = 15 × 14/4 × 14 = 210/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
54/56 = 54 × 1/56 × 1 = 54/56 - Subtract the two like fractions:
210/56 - 54/56 = 210 - 54/56 = 156/56 - After reducing the fraction, the answer is 39/14
- In mixed form: 211/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/4-54/56 15/8-54/56 45/4-54/56 15/12-54/56 75/4-54/56 15/20-54/56 15/28-54/56