Subtract 9/84 from 63/2
1st number: 31 1/2, 2nd number: 9/84
63/2 - 9/84 is 879/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
63/2 = 63 × 42/2 × 42 = 2646/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
9/84 = 9 × 1/84 × 1 = 9/84 - Subtract the two like fractions:
2646/84 - 9/84 = 2646 - 9/84 = 2637/84 - After reducing the fraction, the answer is 879/28
- In mixed form: 3111/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2-18/84 63/4-9/84 63/2-27/84 63/6-9/84 63/2-45/84 63/10-9/84 63/2-63/84 63/14-9/84