Subtract 84/24 from 9/5
1st number: 1 4/5, 2nd number: 3 12/24
9/5 - 84/24 is -17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 5 × 24 = 120,
9/5 = 9 × 24/5 × 24 = 216/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
84/24 = 84 × 5/24 × 5 = 420/120 - Subtract the two like fractions:
216/120 - 420/120 = 216 - 420/120 = -204/120 - After reducing the fraction, the answer is -17/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5-84/24 9/10-84/24 9/5-84/48 27/5-84/24 9/15-84/24 9/5-84/72 45/5-84/24 9/25-84/24 63/5-84/24 9/35-84/24