Subtract 7/54 from 15/16
15/16 - 7/54 is 349/432.
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,
15/16 = 15 × 27/16 × 27 = 405/432 - Likewise, for the 2nd fraction, since 54 × 8 = 432,
7/54 = 7 × 8/54 × 8 = 56/432 - Subtract the two like fractions:
405/432 - 56/432 = 405 - 56/432 = 349/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16-7/54 15/16-14/54 15/32-7/54 45/16-7/54 15/16-21/54 15/48-7/54 75/16-7/54 15/16-35/54 15/80-7/54 15/16-49/54