Subtract 28/16 from 8/10
1st number: 8/10, 2nd number: 1 12/16
8/10 - 28/16 is -19/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
8/10 = 8 × 8/10 × 8 = 64/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
28/16 = 28 × 5/16 × 5 = 140/80 - Subtract the two like fractions:
64/80 - 140/80 = 64 - 140/80 = -76/80 - After reducing the fraction, the answer is -19/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/10-28/16 8/10-56/16 8/20-28/16 8/10-28/32 24/10-28/16 8/10-84/16 8/30-28/16 8/10-28/48 40/10-28/16 8/50-28/16 8/10-28/80 56/10-28/16 8/70-28/16