In 2012, the total population of Florida was 3,158,697 people. What was the population in scientific notation, approximately?

Answer 1

You want your difference after the first significant digit
3,158,697 = 3.158697 x 10^6

count how many places I moved the decimal.
Any relation with the exponent on 10 ??

Answer 2

Don't make sense

Answer 3

yes it does

Answer 4

answer: 3.2x10^6

:D hope this helps <3