Subtract 9/42 from 54/16
1st number: 3 6/16, 2nd number: 9/42
54/16 - 9/42 is 177/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
54/16 = 54 × 21/16 × 21 = 1134/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
9/42 = 9 × 8/42 × 8 = 72/336 - Subtract the two like fractions:
1134/336 - 72/336 = 1134 - 72/336 = 1062/336 - After reducing the fraction, the answer is 177/56
- In mixed form: 39/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/16-18/42 54/32-9/42 54/16-9/84 54/16-27/42 54/48-9/42 54/16-45/42 54/80-9/42 54/16-63/42