Subtract 2/60 from 40/21
1st number: 1 19/21, 2nd number: 2/60
40/21 - 2/60 is 131/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
40/21 = 40 × 20/21 × 20 = 800/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
2/60 = 2 × 7/60 × 7 = 14/420 - Subtract the two like fractions:
800/420 - 14/420 = 800 - 14/420 = 786/420 - After reducing the fraction, the answer is 131/70
- In mixed form: 161/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/21-2/60 40/21-4/60 40/42-2/60 40/21-6/60 40/63-2/60 40/21-10/60 40/21-14/60