Subtract 81/14 from 25/70
1st number: 25/70, 2nd number: 5 11/14
25/70 - 81/14 is -38/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
25/70 = 25 × 1/70 × 1 = 25/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
81/14 = 81 × 5/14 × 5 = 405/70 - Subtract the two like fractions:
25/70 - 405/70 = 25 - 405/70 = -380/70 - After reducing the fraction, the answer is -38/7
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