Answers

Subtract 50/63 from 42/18

1^st number: 2 6/18, 2^nd number: 50/63

42/18 - 50/63 is 97/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 18 × 7 = 126,
   42/18 = 42 × 7/18 × 7 = 294/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   50/63 = 50 × 2/63 × 2 = 100/126
4. Subtract the two like fractions:
   294/126 - 100/126 = 294 - 100/126 = 194/126
5. After reducing the fraction, the answer is 97/63
6. In mixed form: 134/63

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