Subtract 9/5 from 12/63
1st number: 12/63, 2nd number: 1 4/5
12/63 - 9/5 is -169/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
12/63 = 12 × 5/63 × 5 = 60/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
9/5 = 9 × 63/5 × 63 = 567/315 - Subtract the two like fractions:
60/315 - 567/315 = 60 - 567/315 = -507/315 - After reducing the fraction, the answer is -169/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/63-9/5 12/63-18/5 12/63-9/10 36/63-9/5 12/63-27/5 12/63-9/15 60/63-9/5 12/63-45/5 12/63-9/25 84/63-9/5 12/63-63/5 12/63-9/35