Subtract 10/4 from 80/15
1st number: 5 5/15, 2nd number: 2 2/4
80/15 - 10/4 is 17/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
80/15 = 80 × 4/15 × 4 = 320/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
10/4 = 10 × 15/4 × 15 = 150/60 - Subtract the two like fractions:
320/60 - 150/60 = 320 - 150/60 = 170/60 - After reducing the fraction, the answer is 17/6
- In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15-20/4 80/30-10/4 80/15-10/8 80/15-30/4 80/45-10/4 80/15-10/12 80/15-50/4 80/75-10/4 80/15-10/20 80/15-70/4 80/15-10/28