Subtract 28/80 from 16/2
1st number: 8 0/2, 2nd number: 28/80
16/2 - 28/80 is 153/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
16/2 = 16 × 40/2 × 40 = 640/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
28/80 = 28 × 1/80 × 1 = 28/80 - Subtract the two like fractions:
640/80 - 28/80 = 640 - 28/80 = 612/80 - After reducing the fraction, the answer is 153/20
- In mixed form: 713/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/2-28/80 16/2-56/80 16/4-28/80 48/2-28/80 16/2-84/80 16/6-28/80 80/2-28/80 16/10-28/80 16/14-28/80