Answers

Subtract 42/27 from 28/48

1^st number: 28/48, 2^nd number: 1 15/27

28/48 - 42/27 is -35/36.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 27 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 48 × 9 = 432,
   28/48 = 28 × 9/48 × 9 = 252/432
3. Likewise, for the 2nd fraction, since 27 × 16 = 432,
   42/27 = 42 × 16/27 × 16 = 672/432
4. Subtract the two like fractions:
   252/432 - 672/432 = 252 - 672/432 = -420/432
5. After reducing the fraction, the answer is -35/36

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