Subtract 16/90 from 90/25
1st number: 3 15/25, 2nd number: 16/90
90/25 - 16/90 is 154/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
90/25 = 90 × 18/25 × 18 = 1620/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
16/90 = 16 × 5/90 × 5 = 80/450 - Subtract the two like fractions:
1620/450 - 80/450 = 1620 - 80/450 = 1540/450 - After reducing the fraction, the answer is 154/45
- In mixed form: 319/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/25-32/90 90/50-16/90 90/25-48/90 90/75-16/90 90/25-80/90