Answers

Subtract 5/63 from 18/42

18/42 - 5/63 is 22/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   18/42 = 18 × 3/42 × 3 = 54/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   5/63 = 5 × 2/63 × 2 = 10/126
4. Subtract the two like fractions:
   54/126 - 10/126 = 54 - 10/126 = 44/126
5. After reducing the fraction, the answer is 22/63

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