Answers

Add 84/54 and 5/40

1^st number: 1 30/54, 2^nd number: 5/40

84/54 + 5/40 is 121/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 40 is 1080
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1080
2. For the 1st fraction, since 54 × 20 = 1080,
   84/54 = 84 × 20/54 × 20 = 1680/1080
3. Likewise, for the 2nd fraction, since 40 × 27 = 1080,
   5/40 = 5 × 27/40 × 27 = 135/1080
4. Add the two like fractions:
   1680/1080 + 135/1080 = 1680 + 135/1080 = 1815/1080
5. 1815/1080 simplified gives 121/72
6. So, 84/54 + 5/40 = 121/72
   In mixed form: 149/72

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