Subtract 70/84 from 2/75
2/75 - 70/84 is -121/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
2/75 = 2 × 28/75 × 28 = 56/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
70/84 = 70 × 25/84 × 25 = 1750/2100 - Subtract the two like fractions:
56/2100 - 1750/2100 = 56 - 1750/2100 = -1694/2100 - After reducing the fraction, the answer is -121/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/75-70/84 6/75-70/84 10/75-70/84 14/75-70/84