Subtract 8/28 from 16/12
1st number: 1 4/12, 2nd number: 8/28
16/12 - 8/28 is 22/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
16/12 = 16 × 7/12 × 7 = 112/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
8/28 = 8 × 3/28 × 3 = 24/84 - Subtract the two like fractions:
112/84 - 24/84 = 112 - 24/84 = 88/84 - After reducing the fraction, the answer is 22/21
- In mixed form: 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/12-8/28 16/12-16/28 16/24-8/28 16/12-8/56 48/12-8/28 16/12-24/28 16/36-8/28 16/12-8/84 80/12-8/28 16/12-40/28 16/60-8/28 16/12-56/28 16/84-8/28