Subtract 6/63 from 9/84
9/84 - 6/63 is 1/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
9/84 = 9 × 3/84 × 3 = 27/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
6/63 = 6 × 4/63 × 4 = 24/252 - Subtract the two like fractions:
27/252 - 24/252 = 27 - 24/252 = 3/252 - After reducing the fraction, the answer is 1/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/84-6/63 9/84-12/63 27/84-6/63 9/84-18/63 45/84-6/63 9/84-30/63 63/84-6/63 9/84-42/63