Subtract 42/35 from 10/12
1st number: 10/12, 2nd number: 1 7/35
10/12 - 42/35 is -11/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
10/12 = 10 × 35/12 × 35 = 350/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
42/35 = 42 × 12/35 × 12 = 504/420 - Subtract the two like fractions:
350/420 - 504/420 = 350 - 504/420 = -154/420 - After reducing the fraction, the answer is -11/30
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