Answers

Subtract 1/54 from 84/72

1^st number: 1 12/72, 2^nd number: 1/54

84/72 - 1/54 is 31/27.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 54 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   84/72 = 84 × 3/72 × 3 = 252/216
3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
   1/54 = 1 × 4/54 × 4 = 4/216
4. Subtract the two like fractions:
   252/216 - 4/216 = 252 - 4/216 = 248/216
5. After reducing the fraction, the answer is 31/27
6. In mixed form: 14/27

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