Subtract 4/20 from 16/10
1st number: 1 6/10, 2nd number: 4/20
16/10 - 4/20 is 7/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
16/10 = 16 × 2/10 × 2 = 32/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
4/20 = 4 × 1/20 × 1 = 4/20 - Subtract the two like fractions:
32/20 - 4/20 = 32 - 4/20 = 28/20 - After reducing the fraction, the answer is 7/5
- In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/10-4/20 16/10-8/20 16/20-4/20 16/10-4/40 48/10-4/20 16/10-12/20 16/30-4/20 16/10-4/60 80/10-4/20 16/50-4/20 16/10-28/20 16/70-4/20