Subtract 98/9 from 63/30
1st number: 2 3/30, 2nd number: 10 8/9
63/30 - 98/9 is -791/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
63/30 = 63 × 3/30 × 3 = 189/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
98/9 = 98 × 10/9 × 10 = 980/90 - Subtract the two like fractions:
189/90 - 980/90 = 189 - 980/90 = -791/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/60-98/9 63/30-98/18 63/90-98/9 63/30-98/27 63/30-98/45 63/30-98/63