Subtract 9/98 from 20/8
1st number: 2 4/8, 2nd number: 9/98
20/8 - 9/98 is 118/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
20/8 = 20 × 49/8 × 49 = 980/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
9/98 = 9 × 4/98 × 4 = 36/392 - Subtract the two like fractions:
980/392 - 36/392 = 980 - 36/392 = 944/392 - After reducing the fraction, the answer is 118/49
- In mixed form: 220/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8-9/98 20/8-18/98 20/16-9/98 60/8-9/98 20/8-27/98 20/24-9/98 20/8-45/98 20/40-9/98 20/8-63/98 20/56-9/98