Answers

Add 45/27 and 90/25

1^st number: 1 18/27, 2^nd number: 3 15/25

45/27 + 90/25 is 79/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 25 is 675
   
   Next, find the equivalent fraction of both fractional numbers with denominator 675
2. For the 1st fraction, since 27 × 25 = 675,
   45/27 = 45 × 25/27 × 25 = 1125/675
3. Likewise, for the 2nd fraction, since 25 × 27 = 675,
   90/25 = 90 × 27/25 × 27 = 2430/675
4. Add the two like fractions:
   1125/675 + 2430/675 = 1125 + 2430/675 = 3555/675
5. 3555/675 simplified gives 79/15
6. So, 45/27 + 90/25 = 79/15
   In mixed form: 54/15

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