Subtract 25/16 from 20/10
1st number: 2 0/10, 2nd number: 1 9/16
20/10 - 25/16 is 7/16.
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,
20/10 = 20 × 8/10 × 8 = 160/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
25/16 = 25 × 5/16 × 5 = 125/80 - Subtract the two like fractions:
160/80 - 125/80 = 160 - 125/80 = 35/80 - After reducing the fraction, the answer is 7/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10-25/16 20/10-50/16 20/10-25/32 60/10-25/16 20/10-75/16 20/30-25/16 20/10-25/48 20/50-25/16 20/10-25/80 20/70-25/16