Answers

Subtract 7/3 from 18/84

1^st number: 18/84, 2^nd number: 2 1/3

18/84 - 7/3 is -89/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 3 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   18/84 = 18 × 1/84 × 1 = 18/84
3. Likewise, for the 2nd fraction, since 3 × 28 = 84,
   7/3 = 7 × 28/3 × 28 = 196/84
4. Subtract the two like fractions:
   18/84 - 196/84 = 18 - 196/84 = -178/84
5. After reducing the fraction, the answer is -89/42

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