Subtract 8/90 from 84/16
1st number: 5 4/16, 2nd number: 8/90
84/16 - 8/90 is 929/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
84/16 = 84 × 45/16 × 45 = 3780/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
8/90 = 8 × 8/90 × 8 = 64/720 - Subtract the two like fractions:
3780/720 - 64/720 = 3780 - 64/720 = 3716/720 - After reducing the fraction, the answer is 929/180
- In mixed form: 529/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/16-16/90 84/32-8/90 84/16-24/90 84/48-8/90 84/16-40/90 84/80-8/90 84/16-56/90