Describe and correct the error in finding the sum of the numbers. \left(2.5* 10^9\right)+\left(5.3* 10^8\right)=\left(2.5+5.3\right)+\left(10^9* 10^8\right)=7.8* 10^(17)

Question

Describe and correct the error in finding the sum of the numbers.


`\left(2.5* 10^9\right)+\left(5.3* 10^8\right)=\left(2.5+5.3\right)+\left(10^9* 10^8\right)=7.8* 10^(17)`

Answer 1

the error was when they changed the sets of parenthesis because it changed the problem completely