Answers

Add 25/72 and 42/27

1^st number: 25/72, 2^nd number: 1 15/27

25/72 + 42/27 is 137/72.

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,
   25/72 = 25 × 3/72 × 3 = 75/216
3. Likewise, for the 2nd fraction, since 27 × 8 = 216,
   42/27 = 42 × 8/27 × 8 = 336/216
4. Add the two like fractions:
   75/216 + 336/216 = 75 + 336/216 = 411/216
5. 411/216 simplified gives 137/72
6. So, 25/72 + 42/27 = 137/72
   In mixed form: 165/72

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