Subtract 84/45 from 24/63
1st number: 24/63, 2nd number: 1 39/45
24/63 - 84/45 is -52/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
24/63 = 24 × 5/63 × 5 = 120/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
84/45 = 84 × 7/45 × 7 = 588/315 - Subtract the two like fractions:
120/315 - 588/315 = 120 - 588/315 = -468/315 - After reducing the fraction, the answer is -52/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/63-84/45 24/63-84/90 72/63-84/45