Subtract 20/84 from 25/12
1st number: 2 1/12, 2nd number: 20/84
25/12 - 20/84 is 155/84.
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,
25/12 = 25 × 7/12 × 7 = 175/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
20/84 = 20 × 1/84 × 1 = 20/84 - Subtract the two like fractions:
175/84 - 20/84 = 175 - 20/84 = 155/84 - In mixed form: 171/84
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