Answers

Subtract 18/7 from 27/16

1^st number: 1 11/16, 2^nd number: 2 4/7

27/16 - 18/7 is -99/112.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 7 is 112
   
   Next, find the equivalent fraction of both fractional numbers with denominator 112
2. For the 1st fraction, since 16 × 7 = 112,
   27/16 = 27 × 7/16 × 7 = 189/112
3. Likewise, for the 2nd fraction, since 7 × 16 = 112,
   18/7 = 18 × 16/7 × 16 = 288/112
4. Subtract the two like fractions:
   189/112 - 288/112 = 189 - 288/112 = -99/112

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