Answers

Subtract 42/32 from 49/72

1^st number: 49/72, 2^nd number: 1 10/32

49/72 - 42/32 is -91/144.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 32 is 288
   
   Next, find the equivalent fraction of both fractional numbers with denominator 288
2. For the 1st fraction, since 72 × 4 = 288,
   49/72 = 49 × 4/72 × 4 = 196/288
3. Likewise, for the 2nd fraction, since 32 × 9 = 288,
   42/32 = 42 × 9/32 × 9 = 378/288
4. Subtract the two like fractions:
   196/288 - 378/288 = 196 - 378/288 = -182/288
5. After reducing the fraction, the answer is -91/144

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