Subtract 10/75 from 6/70
6/70 - 10/75 is -1/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 70 × 15 = 1050,
6/70 = 6 × 15/70 × 15 = 90/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
10/75 = 10 × 14/75 × 14 = 140/1050 - Subtract the two like fractions:
90/1050 - 140/1050 = 90 - 140/1050 = -50/1050 - After reducing the fraction, the answer is -1/21
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