Subtract 9/10 from 84/25
1st number: 3 9/25, 2nd number: 9/10
84/25 - 9/10 is 123/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 25 × 2 = 50,
84/25 = 84 × 2/25 × 2 = 168/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
9/10 = 9 × 5/10 × 5 = 45/50 - Subtract the two like fractions:
168/50 - 45/50 = 168 - 45/50 = 123/50 - In mixed form: 223/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25-18/10 84/50-9/10 84/25-9/20 84/25-27/10 84/75-9/10 84/25-9/30 84/25-45/10 84/25-9/50 84/25-63/10 84/25-9/70