Answers

Add 54/72 and 45/9

1^st number: 54/72, 2^nd number: 5 0/9

54/72 + 45/9 is 23/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 9 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   54/72 = 54 × 1/72 × 1 = 54/72
3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
   45/9 = 45 × 8/9 × 8 = 360/72
4. Add the two like fractions:
   54/72 + 360/72 = 54 + 360/72 = 414/72
5. 414/72 simplified gives 23/4
6. So, 54/72 + 45/9 = 23/4
   In mixed form: 53/4

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