Subtract 90/98 from 32/20
1st number: 1 12/20, 2nd number: 90/98
32/20 - 90/98 is 167/245.
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,
32/20 = 32 × 49/20 × 49 = 1568/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
90/98 = 90 × 10/98 × 10 = 900/980 - Subtract the two like fractions:
1568/980 - 900/980 = 1568 - 900/980 = 668/980 - After reducing the fraction, the answer is 167/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/20-90/98 32/40-90/98 96/20-90/98 32/60-90/98