Subtract 20/7 from 16/10
1st number: 1 6/10, 2nd number: 2 6/7
16/10 - 20/7 is -44/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
16/10 = 16 × 7/10 × 7 = 112/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
20/7 = 20 × 10/7 × 10 = 200/70 - Subtract the two like fractions:
112/70 - 200/70 = 112 - 200/70 = -88/70 - After reducing the fraction, the answer is -44/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/10-20/7 16/10-40/7 16/20-20/7 16/10-20/14 48/10-20/7 16/10-60/7 16/30-20/7 16/10-20/21 80/10-20/7 16/50-20/7 16/10-20/35 16/70-20/7 16/10-20/49