Subtract 70/12 from 3/10
1st number: 3/10, 2nd number: 5 10/12
3/10 - 70/12 is -83/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
3/10 = 3 × 6/10 × 6 = 18/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
70/12 = 70 × 5/12 × 5 = 350/60 - Subtract the two like fractions:
18/60 - 350/60 = 18 - 350/60 = -332/60 - After reducing the fraction, the answer is -83/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/10-70/12 3/20-70/12 3/10-70/24 9/10-70/12 3/30-70/12 3/10-70/36 15/10-70/12 3/50-70/12 3/10-70/60 21/10-70/12 3/70-70/12 3/10-70/84