Answers

Add 54/45 and 81/6

1^st number: 1 9/45, 2^nd number: 13 3/6

54/45 + 81/6 is 147/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 6 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 45 × 2 = 90,
   54/45 = 54 × 2/45 × 2 = 108/90
3. Likewise, for the 2nd fraction, since 6 × 15 = 90,
   81/6 = 81 × 15/6 × 15 = 1215/90
4. Add the two like fractions:
   108/90 + 1215/90 = 108 + 1215/90 = 1323/90
5. 1323/90 simplified gives 147/10
6. So, 54/45 + 81/6 = 147/10
   In mixed form: 147/10

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