Subtract 2/70 from 28/12
1st number: 2 4/12, 2nd number: 2/70
28/12 - 2/70 is 242/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
28/12 = 28 × 35/12 × 35 = 980/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
2/70 = 2 × 6/70 × 6 = 12/420 - Subtract the two like fractions:
980/420 - 12/420 = 980 - 12/420 = 968/420 - After reducing the fraction, the answer is 242/105
- In mixed form: 232/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12-2/70 28/12-4/70 28/24-2/70 84/12-2/70 28/12-6/70 28/36-2/70 28/12-10/70 28/60-2/70 28/12-14/70 28/84-2/70