Answers

Add 54/27 and 42/72

1^st number: 2 0/27, 2^nd number: 42/72

54/27 + 42/72 is 31/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 72 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 27 × 8 = 216,
   54/27 = 54 × 8/27 × 8 = 432/216
3. Likewise, for the 2nd fraction, since 72 × 3 = 216,
   42/72 = 42 × 3/72 × 3 = 126/216
4. Add the two like fractions:
   432/216 + 126/216 = 432 + 126/216 = 558/216
5. 558/216 simplified gives 31/12
6. So, 54/27 + 42/72 = 31/12
   In mixed form: 27/12

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