Answers

Add 54/21 and 2/54

1^st number: 2 12/21, 2^nd number: 2/54

54/21 + 2/54 is 493/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 21 × 18 = 378,
   54/21 = 54 × 18/21 × 18 = 972/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   2/54 = 2 × 7/54 × 7 = 14/378
4. Add the two like fractions:
   972/378 + 14/378 = 972 + 14/378 = 986/378
5. 986/378 simplified gives 493/189
6. So, 54/21 + 2/54 = 493/189
   In mixed form: 2115/189

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