Subtract 40/4 from 28/14
1st number: 2 0/14, 2nd number: 10 0/4
28/14 - 40/4 is -8/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
28/14 = 28 × 2/14 × 2 = 56/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
40/4 = 40 × 7/4 × 7 = 280/28 - Subtract the two like fractions:
56/28 - 280/28 = 56 - 280/28 = -224/28 - After reducing the fraction, the answer is -8/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14-40/4 28/14-80/4 28/14-40/8 84/14-40/4 28/42-40/4 28/14-40/12 28/70-40/4 28/14-40/20 28/98-40/4 28/14-40/28