Subtract 15/20 from 35/5
1st number: 7 0/5, 2nd number: 15/20
35/5 - 15/20 is 25/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
35/5 = 35 × 4/5 × 4 = 140/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
15/20 = 15 × 1/20 × 1 = 15/20 - Subtract the two like fractions:
140/20 - 15/20 = 140 - 15/20 = 125/20 - After reducing the fraction, the answer is 25/4
- In mixed form: 61/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5-15/20 35/5-30/20 35/10-15/20 35/5-15/40 35/5-45/20 35/15-15/20 35/5-15/60 35/5-75/20 35/25-15/20