Subtract 16/45 from 45/7
1st number: 6 3/7, 2nd number: 16/45
45/7 - 16/45 is 1913/315.
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,
45/7 = 45 × 45/7 × 45 = 2025/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
16/45 = 16 × 7/45 × 7 = 112/315 - Subtract the two like fractions:
2025/315 - 112/315 = 2025 - 112/315 = 1913/315 - In mixed form: 623/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7-16/45 45/7-32/45 45/14-16/45 45/7-16/90 45/7-48/45 45/21-16/45 45/7-80/45 45/35-16/45 45/49-16/45