Subtract 8/84 from 63/12
1st number: 5 3/12, 2nd number: 8/84
63/12 - 8/84 is 433/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
63/12 = 63 × 7/12 × 7 = 441/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
8/84 = 8 × 1/84 × 1 = 8/84 - Subtract the two like fractions:
441/84 - 8/84 = 441 - 8/84 = 433/84 - In mixed form: 513/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/12-16/84 63/24-8/84 63/12-24/84 63/36-8/84 63/12-40/84 63/60-8/84 63/12-56/84 63/84-8/84