Subtract 56/70 from 40/10
1st number: 4 0/10, 2nd number: 56/70
40/10 - 56/70 is 16/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
40/10 = 40 × 7/10 × 7 = 280/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
56/70 = 56 × 1/70 × 1 = 56/70 - Subtract the two like fractions:
280/70 - 56/70 = 280 - 56/70 = 224/70 - After reducing the fraction, the answer is 16/5
- In mixed form: 31/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10-56/70 40/20-56/70 40/30-56/70 40/50-56/70 40/70-56/70