Subtract 25/84 from 42/2
1st number: 21 0/2, 2nd number: 25/84
42/2 - 25/84 is 1739/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
42/2 = 42 × 42/2 × 42 = 1764/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
25/84 = 25 × 1/84 × 1 = 25/84 - Subtract the two like fractions:
1764/84 - 25/84 = 1764 - 25/84 = 1739/84 - In mixed form: 2059/84
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