Answers

Subtract 7/18 from 50/42

1^st number: 1 8/42, 2^nd number: 7/18

50/42 - 7/18 is 101/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 18 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   50/42 = 50 × 3/42 × 3 = 150/126
3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
   7/18 = 7 × 7/18 × 7 = 49/126
4. Subtract the two like fractions:
   150/126 - 49/126 = 150 - 49/126 = 101/126

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