Subtract 75/63 from 98/18
1st number: 5 8/18, 2nd number: 1 12/63
98/18 - 75/63 is 268/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
98/18 = 98 × 7/18 × 7 = 686/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
75/63 = 75 × 2/63 × 2 = 150/126 - Subtract the two like fractions:
686/126 - 150/126 = 686 - 150/126 = 536/126 - After reducing the fraction, the answer is 268/63
- In mixed form: 416/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/36-75/63 98/54-75/63 98/90-75/63