Question

What is the order of magnitude of 500,000?

Answer 1

5

Explanation:

The order of magnitude is the power of 10, when a number is written in its standard form.

`500,000` in its standard form is:

`5.0×10^5`

Hence, the order of magnitude is 5!

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Just to clarify, the standard form of any number is that number written as a single digit followed by a decimal point and decimal places, which is multiplied with a power of 10.

Here are a few examples:

`60=6.0×10^1`

`5,230=5.23×10^3`

`0.02=2.0×10^-2`

`1.2=1.2×10^0`