how do you write 75.3 in scientific notation? × 10

Explanation:

Step1: Rewrite number as product

Move decimal point to get a number between 1 and 10. So, $75.3 = 7.53\times10$.

Step2: Determine exponent of 10

Since we moved the decimal point 1 place to the left, the exponent of 10 is 1.

Answer:

$7.53\times 10^{1}$