Answers

Subtract 21/8 from 14/27

1^st number: 14/27, 2^nd number: 2 5/8

14/27 - 21/8 is -455/216.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 8 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 27 × 8 = 216,
   14/27 = 14 × 8/27 × 8 = 112/216
3. Likewise, for the 2nd fraction, since 8 × 27 = 216,
   21/8 = 21 × 27/8 × 27 = 567/216
4. Subtract the two like fractions:
   112/216 - 567/216 = 112 - 567/216 = -455/216

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