Subtract 30/28 from 80/2
1st number: 40 0/2, 2nd number: 1 2/28
80/2 - 30/28 is 545/14.
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,
30/28 = 30 × 1/28 × 1 = 30/28 - Subtract the two like fractions:
1120/28 - 30/28 = 1120 - 30/28 = 1090/28 - After reducing the fraction, the answer is 545/14
- In mixed form: 3813/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2-60/28 80/4-30/28 80/2-30/56 80/2-90/28 80/6-30/28 80/2-30/84 80/10-30/28 80/14-30/28