Answers

Add 54/3 and 81/72

1^st number: 18 0/3, 2^nd number: 1 9/72

54/3 + 81/72 is 153/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 3 × 24 = 72,
   54/3 = 54 × 24/3 × 24 = 1296/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   81/72 = 81 × 1/72 × 1 = 81/72
4. Add the two like fractions:
   1296/72 + 81/72 = 1296 + 81/72 = 1377/72
5. 1377/72 simplified gives 153/8
6. So, 54/3 + 81/72 = 153/8
   In mixed form: 191/8

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