Subtract 63/98 from 56/20
1st number: 2 16/20, 2nd number: 63/98
56/20 - 63/98 is 151/70.
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,
56/20 = 56 × 49/20 × 49 = 2744/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
63/98 = 63 × 10/98 × 10 = 630/980 - Subtract the two like fractions:
2744/980 - 630/980 = 2744 - 630/980 = 2114/980 - After reducing the fraction, the answer is 151/70
- In mixed form: 211/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/40-63/98 56/60-63/98