Question

The moon is 384 400 000 meters away from the earth. write 384 400 000 in a scientific notation. (no jokes or report)

Answer 1

3.844 x
`10^(8)`

Explanation:

Count the number of spaces to move the decimal point to the left until it is just after the 3:

384400000.

38440000.0 x 10

3844000.00 x 10 x 10
`10^(2)`

384400.000 x 10 x 10 x 10
`10^(3)`

etc.