Subtract 3/75 from 42/70
42/70 - 3/75 is 14/25.
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,
42/70 = 42 × 15/70 × 15 = 630/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
3/75 = 3 × 14/75 × 14 = 42/1050 - Subtract the two like fractions:
630/1050 - 42/1050 = 630 - 42/1050 = 588/1050 - After reducing the fraction, the answer is 14/25
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