Subtract 48/36 from 3/84
1st number: 3/84, 2nd number: 1 12/36
3/84 - 48/36 is -109/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
3/84 = 3 × 3/84 × 3 = 9/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
48/36 = 48 × 7/36 × 7 = 336/252 - Subtract the two like fractions:
9/252 - 336/252 = 9 - 336/252 = -327/252 - After reducing the fraction, the answer is -109/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84-48/36 3/84-96/36 3/84-48/72 9/84-48/36 15/84-48/36 21/84-48/36