Subtract 32/12 from 10/28
1st number: 10/28, 2nd number: 2 8/12
10/28 - 32/12 is -97/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
10/28 = 10 × 3/28 × 3 = 30/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
32/12 = 32 × 7/12 × 7 = 224/84 - Subtract the two like fractions:
30/84 - 224/84 = 30 - 224/84 = -194/84 - After reducing the fraction, the answer is -97/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28-32/12 10/28-64/12 10/56-32/12 10/28-32/24 30/28-32/12 10/28-96/12 10/84-32/12 10/28-32/36 50/28-32/12 10/28-32/60 70/28-32/12 10/28-32/84