Subtract 16/15 from 90/2
1st number: 45 0/2, 2nd number: 1 1/15
90/2 - 16/15 is 659/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
90/2 = 90 × 15/2 × 15 = 1350/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
16/15 = 16 × 2/15 × 2 = 32/30 - Subtract the two like fractions:
1350/30 - 32/30 = 1350 - 32/30 = 1318/30 - After reducing the fraction, the answer is 659/15
- In mixed form: 4314/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-32/15 90/4-16/15 90/2-16/30 90/2-48/15 90/6-16/15 90/2-16/45 90/2-80/15 90/10-16/15 90/2-16/75 90/14-16/15