Subtract 45/40 from 35/14
1st number: 2 7/14, 2nd number: 1 5/40
35/14 - 45/40 is 11/8.
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,
35/14 = 35 × 20/14 × 20 = 700/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
45/40 = 45 × 7/40 × 7 = 315/280 - Subtract the two like fractions:
700/280 - 315/280 = 700 - 315/280 = 385/280 - After reducing the fraction, the answer is 11/8
- In mixed form: 13/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14-45/40 35/14-90/40 35/28-45/40 35/14-45/80 35/42-45/40 35/70-45/40 35/98-45/40