Subtract 98/63 from 20/5
1st number: 4 0/5, 2nd number: 1 35/63
20/5 - 98/63 is 22/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
20/5 = 20 × 63/5 × 63 = 1260/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
98/63 = 98 × 5/63 × 5 = 490/315 - Subtract the two like fractions:
1260/315 - 490/315 = 1260 - 490/315 = 770/315 - After reducing the fraction, the answer is 22/9
- In mixed form: 24/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5-98/63 20/10-98/63 60/5-98/63 20/15-98/63 20/25-98/63 20/35-98/63