Subtract 56/36 from 98/20
1st number: 4 18/20, 2nd number: 1 20/36
98/20 - 56/36 is 301/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
98/20 = 98 × 9/20 × 9 = 882/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
56/36 = 56 × 5/36 × 5 = 280/180 - Subtract the two like fractions:
882/180 - 280/180 = 882 - 280/180 = 602/180 - After reducing the fraction, the answer is 301/90
- In mixed form: 331/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/40-56/36 98/20-56/72 98/60-56/36