Subtract 40/28 from 12/2
1st number: 6 0/2, 2nd number: 1 12/28
12/2 - 40/28 is 32/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
12/2 = 12 × 14/2 × 14 = 168/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
40/28 = 40 × 1/28 × 1 = 40/28 - Subtract the two like fractions:
168/28 - 40/28 = 168 - 40/28 = 128/28 - After reducing the fraction, the answer is 32/7
- In mixed form: 44/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/2-40/28 12/2-80/28 12/4-40/28 12/2-40/56 36/2-40/28 12/6-40/28 12/2-40/84 60/2-40/28 12/10-40/28 84/2-40/28 12/14-40/28