Subtract 25/84 from 1/70
1/70 - 25/84 is -17/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
1/70 = 1 × 6/70 × 6 = 6/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
25/84 = 25 × 5/84 × 5 = 125/420 - Subtract the two like fractions:
6/420 - 125/420 = 6 - 125/420 = -119/420 - After reducing the fraction, the answer is -17/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70-25/84 1/70-50/84 3/70-25/84 1/70-75/84 5/70-25/84 7/70-25/84