Subtract 3/70 from 15/10
1st number: 1 5/10, 2nd number: 3/70
15/10 - 3/70 is 51/35.
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,
15/10 = 15 × 7/10 × 7 = 105/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
3/70 = 3 × 1/70 × 1 = 3/70 - Subtract the two like fractions:
105/70 - 3/70 = 105 - 3/70 = 102/70 - After reducing the fraction, the answer is 51/35
- In mixed form: 116/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/10-3/70 15/10-6/70 15/20-3/70 45/10-3/70 15/10-9/70 15/30-3/70 75/10-3/70 15/10-15/70 15/50-3/70 15/10-21/70 15/70-3/70