Subtract 10/70 from 42/75
42/75 - 10/70 is 73/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
42/75 = 42 × 14/75 × 14 = 588/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
10/70 = 10 × 15/70 × 15 = 150/1050 - Subtract the two like fractions:
588/1050 - 150/1050 = 588 - 150/1050 = 438/1050 - After reducing the fraction, the answer is 73/175
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