Answers

Subtract 42/63 from 75/4

1^st number: 18 3/4, 2^nd number: 42/63

75/4 - 42/63 is 217/12.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 63 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 4 × 63 = 252,
   75/4 = 75 × 63/4 × 63 = 4725/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   42/63 = 42 × 4/63 × 4 = 168/252
4. Subtract the two like fractions:
   4725/252 - 168/252 = 4725 - 168/252 = 4557/252
5. After reducing the fraction, the answer is 217/12
6. In mixed form: 181/12

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