Subtract 4/45 from 98/63
1st number: 1 35/63, 2nd number: 4/45
98/63 - 4/45 is 22/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
98/63 = 98 × 5/63 × 5 = 490/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
4/45 = 4 × 7/45 × 7 = 28/315 - Subtract the two like fractions:
490/315 - 28/315 = 490 - 28/315 = 462/315 - After reducing the fraction, the answer is 22/15
- In mixed form: 17/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/63-8/45 98/63-4/90 98/63-12/45 98/63-20/45 98/63-28/45