Subtract 10/80 from 9/3
1st number: 3 0/3, 2nd number: 10/80
9/3 - 10/80 is 23/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 3 × 80 = 240,
9/3 = 9 × 80/3 × 80 = 720/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
10/80 = 10 × 3/80 × 3 = 30/240 - Subtract the two like fractions:
720/240 - 30/240 = 720 - 30/240 = 690/240 - After reducing the fraction, the answer is 23/8
- In mixed form: 27/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/3-10/80 9/3-20/80 9/6-10/80 27/3-10/80 9/3-30/80 45/3-10/80 9/3-50/80 9/15-10/80 63/3-10/80 9/3-70/80 9/21-10/80