Subtract 9/98 from 4/45
4/45 - 9/98 is -13/4410.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 45 × 98 = 4410,
4/45 = 4 × 98/45 × 98 = 392/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
9/98 = 9 × 45/98 × 45 = 405/4410 - Subtract the two like fractions:
392/4410 - 405/4410 = 392 - 405/4410 = -13/4410
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45-9/98 4/45-18/98 4/90-9/98 12/45-9/98 4/45-27/98 20/45-9/98 4/45-45/98 28/45-9/98 4/45-63/98