Subtract 12/63 from 84/24
1st number: 3 12/24, 2nd number: 12/63
84/24 - 12/63 is 139/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 24 × 21 = 504,
84/24 = 84 × 21/24 × 21 = 1764/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
12/63 = 12 × 8/63 × 8 = 96/504 - Subtract the two like fractions:
1764/504 - 96/504 = 1764 - 96/504 = 1668/504 - After reducing the fraction, the answer is 139/42
- In mixed form: 313/42
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