Subtract 8/28 from 80/2
1st number: 40 0/2, 2nd number: 8/28
80/2 - 8/28 is 278/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
80/2 = 80 × 14/2 × 14 = 1120/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
8/28 = 8 × 1/28 × 1 = 8/28 - Subtract the two like fractions:
1120/28 - 8/28 = 1120 - 8/28 = 1112/28 - After reducing the fraction, the answer is 278/7
- In mixed form: 395/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2-16/28 80/4-8/28 80/2-8/56 80/2-24/28 80/6-8/28 80/2-8/84 80/2-40/28 80/10-8/28 80/2-56/28 80/14-8/28