Subtract 14/40 from 40/28
1st number: 1 12/28, 2nd number: 14/40
40/28 - 14/40 is 151/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 28 × 10 = 280,
40/28 = 40 × 10/28 × 10 = 400/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
14/40 = 14 × 7/40 × 7 = 98/280 - Subtract the two like fractions:
400/280 - 98/280 = 400 - 98/280 = 302/280 - After reducing the fraction, the answer is 151/140
- In mixed form: 111/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28-14/40 40/28-28/40 40/56-14/40 40/28-14/80 40/28-42/40 40/84-14/40 40/28-70/40 40/28-98/40