Question

Express as an ordinary number. 3.85 x 10^-3

Answer 1

This is a scientific notation:
3.85 x 10^(-3).
If you want to express it as an ordinary number:
3.85 x 10^(-3) = 3.85 x 1 / 10^3 = 3.85 x 1/1,000 =
= 3.85 : 1,000 = 0.00385