Subtract 25/42 from 84/20
1st number: 4 4/20, 2nd number: 25/42
84/20 - 25/42 is 757/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
84/20 = 84 × 21/20 × 21 = 1764/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
25/42 = 25 × 10/42 × 10 = 250/420 - Subtract the two like fractions:
1764/420 - 250/420 = 1764 - 250/420 = 1514/420 - After reducing the fraction, the answer is 757/210
- In mixed form: 3127/210
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