Answers

Subtract 42/24 from 35/72

1^st number: 35/72, 2^nd number: 1 18/24

35/72 - 42/24 is -91/72.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 24 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   35/72 = 35 × 1/72 × 1 = 35/72
3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
   42/24 = 42 × 3/24 × 3 = 126/72
4. Subtract the two like fractions:
   35/72 - 126/72 = 35 - 126/72 = -91/72

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