Subtract 27/12 from 9/63
1st number: 9/63, 2nd number: 2 3/12
9/63 - 27/12 is -59/28.
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,
9/63 = 9 × 4/63 × 4 = 36/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
27/12 = 27 × 21/12 × 21 = 567/252 - Subtract the two like fractions:
36/252 - 567/252 = 36 - 567/252 = -531/252 - After reducing the fraction, the answer is -59/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63-27/12 9/63-54/12 9/63-27/24 27/63-27/12 9/63-81/12 9/63-27/36 45/63-27/12 9/63-27/60 9/63-27/84