10.1.10 How Many Bees?

Activity Symbol Activity: How Many Bees?

In a country, there are 7,532,000 beehives, and each hive contains about 50,000 bees at the peak of the bee season. Write each of these numbers in scientific notation. Then use the calculator to find the total number of bees in the country.

Hint Symbol

Comment

To write a number in scientific notation, write it as a number between 1 and 10 multiplied by a power of 10.

Solution Symbol

Answer

seven comma 532 comma 000 equals 7.532 multiplication 10 super six and 50 comma 000 equals five multiplication 10 super four.

So the total number of bees in the country is equation left hand side 7.532 multiplication 10 super six multiplication five multiplication 10 super four equals right hand side 3.766 multiplication 10 super 11. That’s a lot of bees—about 380 billion!

To recap:

  • To enter a number in scientific notation, use the The button being shown is the power of ten key. button. Remember to close the parentheses after you have entered the power (exponent) of 10.
  • To convert a very large or a very small number to scientific notation, enter the number into the calculator and click the Equals key (or press Enter).

10.1.9 Very Big and Very Small Numbers

10.1.11 Decimal Forms of Powers of Ten and Prefixes