Answers

Add 15/75 and 18/56

15/75 + 18/56 is 73/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 56 is 4200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4200
2. For the 1st fraction, since 75 × 56 = 4200,
   15/75 = 15 × 56/75 × 56 = 840/4200
3. Likewise, for the 2nd fraction, since 56 × 75 = 4200,
   18/56 = 18 × 75/56 × 75 = 1350/4200
4. Add the two like fractions:
   840/4200 + 1350/4200 = 840 + 1350/4200 = 2190/4200
5. 2190/4200 simplified gives 73/140
6. So, 15/75 + 18/56 = 73/140

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