Answers

Add 5/72 and 54/16

1^st number: 5/72, 2^nd number: 3 6/16

5/72 + 54/16 is 31/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 16 is 144
   
   Next, find the equivalent fraction of both fractional numbers with denominator 144
2. For the 1st fraction, since 72 × 2 = 144,
   5/72 = 5 × 2/72 × 2 = 10/144
3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
   54/16 = 54 × 9/16 × 9 = 486/144
4. Add the two like fractions:
   10/144 + 486/144 = 10 + 486/144 = 496/144
5. 496/144 simplified gives 31/9
6. So, 5/72 + 54/16 = 31/9
   In mixed form: 34/9

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