Subtract 63/5 from 70/12
1st number: 5 10/12, 2nd number: 12 3/5
70/12 - 63/5 is -203/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
70/12 = 70 × 5/12 × 5 = 350/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
63/5 = 63 × 12/5 × 12 = 756/60 - Subtract the two like fractions:
350/60 - 756/60 = 350 - 756/60 = -406/60 - After reducing the fraction, the answer is -203/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/24-63/5 70/12-63/10 70/36-63/5 70/12-63/15 70/60-63/5 70/12-63/25 70/84-63/5 70/12-63/35