Subtract 16/45 from 35/21
1st number: 1 14/21, 2nd number: 16/45
35/21 - 16/45 is 59/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 21 × 15 = 315,
35/21 = 35 × 15/21 × 15 = 525/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
16/45 = 16 × 7/45 × 7 = 112/315 - Subtract the two like fractions:
525/315 - 112/315 = 525 - 112/315 = 413/315 - After reducing the fraction, the answer is 59/45
- In mixed form: 114/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/21-16/45 35/21-32/45 35/42-16/45 35/21-16/90 35/21-48/45 35/63-16/45 35/21-80/45