Subtract 12/8 from 6/28
1st number: 6/28, 2nd number: 1 4/8
6/28 - 12/8 is -9/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
6/28 = 6 × 2/28 × 2 = 12/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
12/8 = 12 × 7/8 × 7 = 84/56 - Subtract the two like fractions:
12/56 - 84/56 = 12 - 84/56 = -72/56 - After reducing the fraction, the answer is -9/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/28-12/8 6/28-24/8 6/56-12/8 6/28-12/16 18/28-12/8 6/28-36/8 6/84-12/8 6/28-12/24 30/28-12/8 6/28-60/8 6/28-12/40 42/28-12/8 6/28-84/8 6/28-12/56