Subtract 2/40 from 25/7
1st number: 3 4/7, 2nd number: 2/40
25/7 - 2/40 is 493/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 7 × 40 = 280,
25/7 = 25 × 40/7 × 40 = 1000/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
2/40 = 2 × 7/40 × 7 = 14/280 - Subtract the two like fractions:
1000/280 - 14/280 = 1000 - 14/280 = 986/280 - After reducing the fraction, the answer is 493/140
- In mixed form: 373/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7-2/40 25/7-4/40 25/14-2/40 25/7-2/80 75/7-2/40 25/7-6/40 25/21-2/40 25/7-10/40 25/35-2/40 25/7-14/40 25/49-2/40