Subtract 9/12 from 60/63
60/63 - 9/12 is 17/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
60/63 = 60 × 4/63 × 4 = 240/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
9/12 = 9 × 21/12 × 21 = 189/252 - Subtract the two like fractions:
240/252 - 189/252 = 240 - 189/252 = 51/252 - After reducing the fraction, the answer is 17/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63-18/12 60/63-9/24 60/63-27/12 60/63-9/36 60/63-45/12 60/63-9/60 60/63-63/12 60/63-9/84