Subtract 25/16 from 45/98
1st number: 45/98, 2nd number: 1 9/16
45/98 - 25/16 is -865/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 16 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 98 × 8 = 784,
45/98 = 45 × 8/98 × 8 = 360/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
25/16 = 25 × 49/16 × 49 = 1225/784 - Subtract the two like fractions:
360/784 - 1225/784 = 360 - 1225/784 = -865/784
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98-25/16 45/98-50/16 45/98-25/32 45/98-75/16 45/98-25/48 45/98-25/80