Respuesta :

Answer: 0.0384

Step-by-step explanation:

Solve equation by breaking down.

3.99 x 10^-2 = 0.399

Now, subtract 1.5 x 10^-3.

This means you subtract 0.15.

The answer is 0.0384
-1.4999601 since I added the 10^-2 and 10^-3 first