Subtract 70/12 from 56/30
1st number: 1 26/30, 2nd number: 5 10/12
56/30 - 70/12 is -119/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
56/30 = 56 × 2/30 × 2 = 112/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
70/12 = 70 × 5/12 × 5 = 350/60 - Subtract the two like fractions:
112/60 - 350/60 = 112 - 350/60 = -238/60 - After reducing the fraction, the answer is -119/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/60-70/12 56/30-70/24 56/90-70/12 56/30-70/36 56/30-70/60 56/30-70/84