Answers

Add 56/54 and 45/90

1^st number: 1 2/54, 2^nd number: 45/90

56/54 + 45/90 is 83/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 90 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 54 × 5 = 270,
   56/54 = 56 × 5/54 × 5 = 280/270
3. Likewise, for the 2nd fraction, since 90 × 3 = 270,
   45/90 = 45 × 3/90 × 3 = 135/270
4. Add the two like fractions:
   280/270 + 135/270 = 280 + 135/270 = 415/270
5. 415/270 simplified gives 83/54
6. So, 56/54 + 45/90 = 83/54
   In mixed form: 129/54

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