Subtract 1/84 from 42/12
1st number: 3 6/12, 2nd number: 1/84
42/12 - 1/84 is 293/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
42/12 = 42 × 7/12 × 7 = 294/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
1/84 = 1 × 1/84 × 1 = 1/84 - Subtract the two like fractions:
294/84 - 1/84 = 294 - 1/84 = 293/84 - In mixed form: 341/84
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