SOLUTION: Here's my question. Solve: (8 x 10^99) + (3 x 10^99) I got: 24 x 10^198 Is this correct??????? Thanks so much for your help.

Question 7160: Here's my question.
Solve:
(8 x 10^99) + (3 x 10^99)
I got:
24 x 10^198
Is this correct??????? Thanks so much for your help.

Answer by glabow(165) (Show Source): You can put this solution on YOUR website!
No, when the exponents of the base are the same, you simply add the numbers. Think about 20 + 40. 20 is 2 x 10^1 and 40 is 4 x 10^1. When you add
you get , right?
Now try it for . Do you get ?
Now rethink your original problem. Do you see an answer?

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