Subtract 20/63 from 98/49
1st number: 2 0/49, 2nd number: 20/63
98/49 - 20/63 is 106/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
98/49 = 98 × 9/49 × 9 = 882/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
20/63 = 20 × 7/63 × 7 = 140/441 - Subtract the two like fractions:
882/441 - 140/441 = 882 - 140/441 = 742/441 - After reducing the fraction, the answer is 106/63
- In mixed form: 143/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/49-40/63 98/49-60/63