Answers

Add 84/75 and 15/54

1^st number: 1 9/75, 2^nd number: 15/54

84/75 + 15/54 is 629/450.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 54 is 1350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1350
2. For the 1st fraction, since 75 × 18 = 1350,
   84/75 = 84 × 18/75 × 18 = 1512/1350
3. Likewise, for the 2nd fraction, since 54 × 25 = 1350,
   15/54 = 15 × 25/54 × 25 = 375/1350
4. Add the two like fractions:
   1512/1350 + 375/1350 = 1512 + 375/1350 = 1887/1350
5. 1887/1350 simplified gives 629/450
6. So, 84/75 + 15/54 = 629/450
   In mixed form: 1179/450

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