Subtract 9/98 from 16/20
16/20 - 9/98 is 347/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
16/20 = 16 × 49/20 × 49 = 784/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
9/98 = 9 × 10/98 × 10 = 90/980 - Subtract the two like fractions:
784/980 - 90/980 = 784 - 90/980 = 694/980 - After reducing the fraction, the answer is 347/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20-9/98 16/20-18/98 16/40-9/98 48/20-9/98 16/20-27/98 16/60-9/98 80/20-9/98 16/20-45/98 16/20-63/98