Subtract 5/40 from 45/14
1st number: 3 3/14, 2nd number: 5/40
45/14 - 5/40 is 173/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
45/14 = 45 × 20/14 × 20 = 900/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
5/40 = 5 × 7/40 × 7 = 35/280 - Subtract the two like fractions:
900/280 - 35/280 = 900 - 35/280 = 865/280 - After reducing the fraction, the answer is 173/56
- In mixed form: 35/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14-5/40 45/14-10/40 45/28-5/40 45/14-5/80 45/14-15/40 45/42-5/40 45/14-25/40 45/70-5/40 45/14-35/40 45/98-5/40