Subtract 2/12 from 28/84
28/84 - 2/12 is 1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
28/84 = 28 × 1/84 × 1 = 28/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
2/12 = 2 × 7/12 × 7 = 14/84 - Subtract the two like fractions:
28/84 - 14/84 = 28 - 14/84 = 14/84 - After reducing the fraction, the answer is 1/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84-2/12 28/84-4/12 28/84-2/24 28/84-6/12 28/84-2/36 28/84-10/12 28/84-2/60 28/84-14/12 28/84-2/84