Question

how do you write 4,500,000 in scientific notation?
× 10

Explanation:

Step1: Move decimal point

Move the decimal point in 4500000.0 to the left until there is only one non - zero digit to the left of the decimal point. We get 4.5.

Step2: Count decimal places moved

We moved the decimal point 6 places to the left.

Answer:

$4.5\times 10^{6}$