Subtract 96/30 from 15/84
1st number: 15/84, 2nd number: 3 6/30
15/84 - 96/30 is -423/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
15/84 = 15 × 5/84 × 5 = 75/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
96/30 = 96 × 14/30 × 14 = 1344/420 - Subtract the two like fractions:
75/420 - 1344/420 = 75 - 1344/420 = -1269/420 - After reducing the fraction, the answer is -423/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/84-96/30 15/84-96/60 45/84-96/30 15/84-96/90 75/84-96/30