Subtract 54/49 from 9/16
1st number: 9/16, 2nd number: 1 5/49
9/16 - 54/49 is -423/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 49 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 16 × 49 = 784,
9/16 = 9 × 49/16 × 49 = 441/784 - Likewise, for the 2nd fraction, since 49 × 16 = 784,
54/49 = 54 × 16/49 × 16 = 864/784 - Subtract the two like fractions:
441/784 - 864/784 = 441 - 864/784 = -423/784
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/16-54/49 9/32-54/49 9/16-54/98 27/16-54/49 9/48-54/49 45/16-54/49 9/80-54/49 63/16-54/49