Answers

Add 5/72 and 40/27

1^st number: 5/72, 2^nd number: 1 13/27

5/72 + 40/27 is 335/216.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 27 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   5/72 = 5 × 3/72 × 3 = 15/216
3. Likewise, for the 2nd fraction, since 27 × 8 = 216,
   40/27 = 40 × 8/27 × 8 = 320/216
4. Add the two like fractions:
   15/216 + 320/216 = 15 + 320/216 = 335/216
5. So, 5/72 + 40/27 = 335/216
   In mixed form: 1119/216

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