These are the resources that support this NYS Standard.
NY-2.NBT.8: Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900.
There are 15 resources.| Title | Description | Thumbnail Image | Curriculum Topics |
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Instructional Module: Place Value: Counting by Tens |
In this Media4Math Classroom Module, your early elementary students will use their place value skills to learn to count by 10's. Using graphics, videos, and games, students are introduced to rewrite numbers to facilitate counting by 10's. This also becomes an excellent precursor addition and later multiplication. |
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Closed Captioned Video: Place Value--Counting by 10's |
In this video tutorial, students are shown how to use their place value skills to count by tens. Three detailed examples show how to use counting tens to solve problems. A Video Transcript is available for this tutorial at this Link |
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Counting |
Interactive Math Game--DragNDrop Math--Arithmetic--Place Value: Counting by 10's |
In this drag-and-drop game, have students practice their place value skills to count by tens. This game generates thousands of different combinations, offering an ideal opportunity for skill review in a game format. Note: The download is the Teacher's Guide. |
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Counting |
Video Transcript: Place Value--Counting by 10's |
This is the transcript to the video entitled "Video Tutorial: Counting by 10's." To see the corresponding video click on this link: Link |
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Counting |
Video Tutorial: Place Value--Counting by 10's |
In this video tutorial, students are shown how to use their place value skills to count by tens. Three detailed examples show how to use counting tens to solve problems. A Video Transcript is available for this tutorial at this link: Link |
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Counting |
Worksheet: Adding 10s and 100s, Worksheet 1 |
Count by 10s or 100s using addition. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3elAyiY |
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Add 3-Digit Numbers |
Worksheet: Adding 10s and 100s, Worksheet 2 |
Count by 10s or 100s using addition. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3elAyiY |
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Add 3-Digit Numbers |
Worksheet: Adding 10s and 100s, Worksheet 3 |
Count by 10s or 100s using addition. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3elAyiY |
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Add 3-Digit Numbers |
Worksheet: Adding 10s and 100s, Worksheet 4 |
Count by 10s or 100s using addition. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3elAyiY |
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Add 3-Digit Numbers |
Worksheet: Adding 10s and 100s, Worksheet 5 |
Count by 10s or 100s using addition. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3elAyiY |
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Add 3-Digit Numbers |
Worksheet: Subtracting 10s and 100s, Worksheet 1 |
Count by 10s or 100s using subtraction. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3gwaZO4 |
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Subtract 3-Digit Numbers |
Worksheet: Subtracting 10s and 100s, Worksheet 2 |
Count by 10s or 100s using subtraction. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3gwaZO4 |
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Subtract 3-Digit Numbers |
Worksheet: Subtracting 10s and 100s, Worksheet 3 |
Count by 10s or 100s using subtraction. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3gwaZO4 |
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Subtract 3-Digit Numbers |
Worksheet: Subtracting 10s and 100s, Worksheet 4 |
Count by 10s or 100s using subtraction. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3gwaZO4 |
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Subtract 3-Digit Numbers |
Worksheet: Subtracting 10s and 100s, Worksheet 5 |
Count by 10s or 100s using subtraction. Note: The download is a PDF file. Related ResourcesTo see the complete collection of Worksheets on this topic, click on this link: https://bit.ly/3gwaZO4 |
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Subtract 3-Digit Numbers |