Subtract 3/5 from 28/16
1st number: 1 12/16, 2nd number: 3/5
28/16 - 3/5 is 23/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
28/16 = 28 × 5/16 × 5 = 140/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
3/5 = 3 × 16/5 × 16 = 48/80 - Subtract the two like fractions:
140/80 - 48/80 = 140 - 48/80 = 92/80 - After reducing the fraction, the answer is 23/20
- In mixed form: 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16-3/5 28/16-6/5 28/32-3/5 28/16-3/10 84/16-3/5 28/16-9/5 28/48-3/5 28/16-3/15 28/16-15/5 28/80-3/5 28/16-3/25 28/16-21/5 28/16-3/35