Subtract 63/30 from 84/9
1st number: 9 3/9, 2nd number: 2 3/30
84/9 - 63/30 is 217/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
84/9 = 84 × 10/9 × 10 = 840/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
63/30 = 63 × 3/30 × 3 = 189/90 - Subtract the two like fractions:
840/90 - 189/90 = 840 - 189/90 = 651/90 - After reducing the fraction, the answer is 217/30
- In mixed form: 77/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18-63/30 84/9-63/60 84/27-63/30 84/9-63/90 84/45-63/30 84/63-63/30