Subtract 70/5 from 40/10
1st number: 4 0/10, 2nd number: 14 0/5
40/10 - 70/5 is -10/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
40/10 = 40 × 1/10 × 1 = 40/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
70/5 = 70 × 2/5 × 2 = 140/10 - Subtract the two like fractions:
40/10 - 140/10 = 40 - 140/10 = -100/10 - After reducing the fraction, the answer is -10/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10-70/5 40/20-70/5 40/10-70/10 40/30-70/5 40/10-70/15 40/50-70/5 40/10-70/25 40/70-70/5 40/10-70/35