Subtract 9/42 from 54/2
1st number: 27 0/2, 2nd number: 9/42
54/2 - 9/42 is 375/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
54/2 = 54 × 21/2 × 21 = 1134/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
9/42 = 9 × 1/42 × 1 = 9/42 - Subtract the two like fractions:
1134/42 - 9/42 = 1134 - 9/42 = 1125/42 - After reducing the fraction, the answer is 375/14
- In mixed form: 2611/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/2-18/42 54/4-9/42 54/2-9/84 54/2-27/42 54/6-9/42 54/2-45/42 54/10-9/42 54/2-63/42 54/14-9/42