Answers

Add 54/42 and 2/45

1^st number: 1 12/42, 2^nd number: 2/45

54/42 + 2/45 is 419/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 45 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 42 × 15 = 630,
   54/42 = 54 × 15/42 × 15 = 810/630
3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
   2/45 = 2 × 14/45 × 14 = 28/630
4. Add the two like fractions:
   810/630 + 28/630 = 810 + 28/630 = 838/630
5. 838/630 simplified gives 419/315
6. So, 54/42 + 2/45 = 419/315
   In mixed form: 1104/315

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