Place Value & Rounding

In this section you will find illustrated examples to help understand place value including help with understanding place values as used with decimals. There are also several worked examples illustrated how to round numbers including to the nearest 10, 100, and 1,000. If you are looking for place value worksheets, you find some further down this page.

What is in the Place Value and Rounding section?

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Rounding

Read about rounding with links to worksheets & related resources.

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Rounding - Nearest 10

Learn how to round to the nearest ten.

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Rounding - Nearest 100

View illustrated examples showing rounding to the nearest hundred.

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Rounding - Nearest 1000

... and also to the nearest thousand. Note: Includes a Rounding Calculator

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Rounding - Larger Numbers

Apply the rounding rules to larger numbers too.

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Understanding Place Value

Read an overview of our base-10 place value system.

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More on Place Value

See more examples further illustrating place value.

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Comparing Numbers

Apply your knowledge of place value to compare numbers.

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Skip Counting

Count by twos, fives, tens, and hundreds.

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With Decimals

Read how place value applies to decimal numbers.

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Decimals - Tenths

View illustrated examples with tenths.

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Decimals - Hundredths

More illustrated examples with hundredths.

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Decimals - Thousandths

And finally with thousandths.

When discussing place value with your children, emphasize exchanging 10 ones for 1 ten (and 10 tens for 1 hundred) as you work from right to left. Similarly, when moving to the right, talk about exchanging 1 ten for 10 ones, and so on.

This listing of Place Value Charts can be used to practice working with these concepts. Note, deselecting the Show Numbers option on the charts allows them to be used as Place Value Worksheets.

Place value worksheets

happy face iconHave shot of this place value worksheet generator. Questions require standard form numbers to be written in expanded form. e.g. 4,117 = 4,000 + 100 + 10 + 7. Number ranges can be limited to 99, to 999, to 9,999, and/ or to 999,999.

You will also find another worksheet generator here that requires students to identify the number of hundreds, tens, and ones that are represented with place value blocks.

Try this number grid puzzle. It is a multi-page worksheet and includes 10 variations..

The worksheets below will help when working with decimals. They include questions and exercises covering rounding decimals and comparing and ordering with tenths, hundredths, and thousandths.

Good place value resources on the web

Writing and saying numbers using words and numerals.resource from the web

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By Subject > Place Value