Answer
$-5.47\times10^{8}$
Work Step by Step
Step 1: Scientific Notation includes only one non-zero digit in front of the decimal point.
Step 2: For $-547,000,000.0$, the decimal point must be moved 8 times to the left in order to ensure that their is only one non-zero digit in front of the decimal point.
Step 3: Therefore, $-547,000,000=-5.47\times10^{8}$.
