Subtract 25/70 from 2/7
2/7 - 25/70 is -1/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
2/7 = 2 × 10/7 × 10 = 20/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
25/70 = 25 × 1/70 × 1 = 25/70 - Subtract the two like fractions:
20/70 - 25/70 = 20 - 25/70 = -5/70 - After reducing the fraction, the answer is -1/14
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