Question

express the number 68,000 in scientific notation.
68,000 = 6.8 (use scientific notation. use the multiplication symbol in the math palette as needed.)

Explanation:

Step1: Move decimal point

Move the decimal point in 68000 to the left until there is only one non - zero digit to the left of the decimal point. We get 6.8.

Step2: Determine exponent

We moved the decimal point 4 places to the left. So the exponent of 10 is 4.

Answer:

$6.8\times10^{4}$