Subtract 14/90 from 84/25
1st number: 3 9/25, 2nd number: 14/90
84/25 - 14/90 is 721/225.
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,
84/25 = 84 × 18/25 × 18 = 1512/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
14/90 = 14 × 5/90 × 5 = 70/450 - Subtract the two like fractions:
1512/450 - 70/450 = 1512 - 70/450 = 1442/450 - After reducing the fraction, the answer is 721/225
- In mixed form: 346/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25-28/90 84/50-14/90 84/25-42/90 84/75-14/90 84/25-70/90 84/25-98/90