Subtract 16/84 from 2/28
2/28 - 16/84 is -5/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
2/28 = 2 × 3/28 × 3 = 6/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
16/84 = 16 × 1/84 × 1 = 16/84 - Subtract the two like fractions:
6/84 - 16/84 = 6 - 16/84 = -10/84 - After reducing the fraction, the answer is -5/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/28-16/84 2/28-32/84 2/56-16/84 6/28-16/84 2/28-48/84 2/84-16/84 10/28-16/84 2/28-80/84 14/28-16/84