Subtract 48/42 from 54/14
1st number: 3 12/14, 2nd number: 1 6/42
54/14 - 48/42 is 19/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
54/14 = 54 × 3/14 × 3 = 162/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
48/42 = 48 × 1/42 × 1 = 48/42 - Subtract the two like fractions:
162/42 - 48/42 = 162 - 48/42 = 114/42 - After reducing the fraction, the answer is 19/7
- In mixed form: 25/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/14-96/42 54/28-48/42 54/14-48/84 54/42-48/42 54/70-48/42 54/98-48/42