Subtract 40/70 from 40/10
1st number: 4 0/10, 2nd number: 40/70
40/10 - 40/70 is 24/7.
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,
40/70 = 40 × 1/70 × 1 = 40/70 - Subtract the two like fractions:
280/70 - 40/70 = 280 - 40/70 = 240/70 - After reducing the fraction, the answer is 24/7
- In mixed form: 33/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10-40/70 40/10-80/70 40/20-40/70 40/30-40/70 40/50-40/70 40/70-40/70