Answers

Subtract 63/7 from 42/36

1^st number: 1 6/36, 2^nd number: 9 0/7

42/36 - 63/7 is -47/6.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 7 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 36 × 7 = 252,
   42/36 = 42 × 7/36 × 7 = 294/252
3. Likewise, for the 2nd fraction, since 7 × 36 = 252,
   63/7 = 63 × 36/7 × 36 = 2268/252
4. Subtract the two like fractions:
   294/252 - 2268/252 = 294 - 2268/252 = -1974/252
5. After reducing the fraction, the answer is -47/6

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