Subtract 8/45 from 16/7
1st number: 2 2/7, 2nd number: 8/45
16/7 - 8/45 is 664/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
16/7 = 16 × 45/7 × 45 = 720/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
8/45 = 8 × 7/45 × 7 = 56/315 - Subtract the two like fractions:
720/315 - 56/315 = 720 - 56/315 = 664/315 - In mixed form: 234/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/7-8/45 16/7-16/45 16/14-8/45 16/7-8/90 48/7-8/45 16/7-24/45 16/21-8/45 80/7-8/45 16/7-40/45 16/35-8/45 16/7-56/45 16/49-8/45