Subtract 42/63 from 1/6
1/6 - 42/63 is -1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 6 × 21 = 126,
1/6 = 1 × 21/6 × 21 = 21/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
42/63 = 42 × 2/63 × 2 = 84/126 - Subtract the two like fractions:
21/126 - 84/126 = 21 - 84/126 = -63/126 - After reducing the fraction, the answer is -1/2
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