Question

how do you write 0.0069 in scientific notation?
× 10

Explanation:

Step1: Move decimal point

Move the decimal point of 0.0069 to the right until we get a number between 1 and 10. We get 6.9.

Step2: Determine exponent

We moved the decimal point 3 places to the right. For a number less than 1 in scientific - notation, the exponent of 10 is negative. So the exponent is - 3.

Answer:

$6.9\times10^{-3}$