Subtract 16/54 from 12/16
12/16 - 16/54 is 49/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 54 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 16 × 27 = 432,
12/16 = 12 × 27/16 × 27 = 324/432 - Likewise, for the 2nd fraction, since 54 × 8 = 432,
16/54 = 16 × 8/54 × 8 = 128/432 - Subtract the two like fractions:
324/432 - 128/432 = 324 - 128/432 = 196/432 - After reducing the fraction, the answer is 49/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/16-16/54 12/16-32/54 12/32-16/54 36/16-16/54 12/16-48/54 12/48-16/54 60/16-16/54 12/16-80/54 12/80-16/54 84/16-16/54