Subtract 20/63 from 42/24
1st number: 1 18/24, 2nd number: 20/63
42/24 - 20/63 is 361/252.
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,
42/24 = 42 × 21/24 × 21 = 882/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
20/63 = 20 × 8/63 × 8 = 160/504 - Subtract the two like fractions:
882/504 - 160/504 = 882 - 160/504 = 722/504 - After reducing the fraction, the answer is 361/252
- In mixed form: 1109/252
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