Answers

Subtract 16/7 from 25/27

1^st number: 25/27, 2^nd number: 2 2/7

25/27 - 16/7 is -257/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 7 is 189
   
   Next, find the equivalent fraction of both fractional numbers with denominator 189
2. For the 1st fraction, since 27 × 7 = 189,
   25/27 = 25 × 7/27 × 7 = 175/189
3. Likewise, for the 2nd fraction, since 7 × 27 = 189,
   16/7 = 16 × 27/7 × 27 = 432/189
4. Subtract the two like fractions:
   175/189 - 432/189 = 175 - 432/189 = -257/189

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