Subtract 2/3 from 12/70
12/70 - 2/3 is -52/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 3 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
12/70 = 12 × 3/70 × 3 = 36/210 - Likewise, for the 2nd fraction, since 3 × 70 = 210,
2/3 = 2 × 70/3 × 70 = 140/210 - Subtract the two like fractions:
36/210 - 140/210 = 36 - 140/210 = -104/210 - After reducing the fraction, the answer is -52/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70-2/3 12/70-4/3 12/70-2/6 36/70-2/3 12/70-6/3 12/70-2/9 60/70-2/3 12/70-10/3 12/70-2/15 84/70-2/3 12/70-14/3 12/70-2/21