3.OA.D.9

3.OA.9. Identify arithmetic patterns (including patterns in the addition table or multiplication table), and explain them using properties of operations. For example, observe that 4 times a number is always even, and explain why 4 times a number can be decomposed into two equal addends.

There are 15 videos in this category and 0 videos in 0 subcategories.

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Ages: 8 - 14
6839 Views:
Diffy - Virtual Manipulative
From usu.edu, produced by Utah State University
When Diffy opens, there are four black numbers placed at the corners of a black square. Your first goal is to fill in the four blanks in the blue circles in the middle of each side of the black square. Start with any side of the black square and cli... [more]
May 9, 2010 at 11:11 AM
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Not Right For WatchKnowLearn
Ages: 8 - 14
3288 Views:
Multiplication Song: 7 Times Table
From YouTube, produced by Mr. R.
This song reviews the seven times table and shows some strategies to help students determine multiples based on the combination of products they already know. (03:26)
Found by raknyc in 3.OA.D.9
May 10, 2012 at 10:59 AM
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Not Right For WatchKnowLearn
Ages: 7 - 12
4749 Views:
Divisibility Rules - by StudyJams
From scholastic.com, produced by Scholastic
Divisibility rules can help you easily identify which numbers are divisible by other numbers.  That is especially helpful when you have to divide a big number.  Memorize these rules, and you will be a dividing dynamo!  This video uses cartoon animati... [more]
Found by begamatt in 3.OA.D.9
June 20, 2011 at 06:58 PM
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Not Right For WatchKnowLearn
Ages: 6 - 12
3579 Views:
Magic Math for the 7 Times Table
From YouTube, produced by MisterNumbers
This video shows how to multiplying by 7 in a fun way using patterns. This teaches a positive attitude toward math and pattern recognition, as well as teaching the times table. (05:05)
Found by jammin0 in 3.OA.D.9
April 7, 2009 at 07:00 AM
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Not Right For WatchKnowLearn
Ages: 7 - 13
11122 Views:
Relating Subtraction and Addition Fact Families to Find Missing Numbers
From eduplace.com, produced by Houghton Mifflin
In this video slideshow, students will learn how to use related facts or fact families, to help find missing numbers.  User clicks through the slides.
Found by tinag1974 in 3.OA.D.9
May 20, 2010 at 04:03 PM
Comments: 1
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Not Right For WatchKnowLearn
Ages: 8 - 14
2626 Views:
Number Patterns - Virtual Manipulative
From usu.edu, produced by Utah State University
This virtual manipulative teaches recognition of number patterns. Observe the initial numbers in a sequence and enter what you think remaining the remaining values in the pattern are. Click Check Answer to see if your answer matches the computer's a... [more]
May 9, 2010 at 12:46 PM
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Not Right For WatchKnowLearn
Ages: 8 - 13
2220 Views:
Finding Patterns in Tiles (Interactives)
From pbs.org, produced by KAET
Review area and perimeter of rectangles. Use formulas to solve problems and investigate how charts can assist in pattern recognition and making predictions.
June 18, 2012 at 10:49 PM
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Not Right For WatchKnowLearn
Ages: 6 - 11
1831 Views:
Finding the Common Beat
From pbslearningmedia.org, produced by Thirteen/WNET New York
In this video segment from Cyberchase, The CyberSquad is trying to figure out the patterns followed by each of four musicians who play a song together. They start by charting the pattern of each instrument, and in doing so they use their knowledge of... [more]
February 20, 2012 at 05:15 PM
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Not Right For WatchKnowLearn
Ages: 7 - 10
1781 Views:
Adventure Sequences: An Interactive Game About Number Sequences
From bbc.co.uk, produced by BBC.Com
In this interactive game, students sequence numbers in a variety of ways (counting by fours, tens, even numbers, etc.).  This game would benefit students studying patterns. (This link is for an interactive game and may take a few minutes to load.)
July 16, 2012 at 06:38 AM
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Not Right For WatchKnowLearn
Ages: 6 - 12
1661 Views:
Intro to Patterns with Mrs. Rice and Mrs. Reppert
From YouTube, produced by youtube
Mrs. Rice and Mrs. Reppert try to fool eachother with different types of repeating patterns in math and art. Mrs. Reppert teaches how to find picture patterns and Mrs. Rice uses numbers and letters. This is a great resource to reinforce patterns in t... [more]
Found by porter1526 in 3.OA.D.9
June 25, 2012 at 04:03 PM
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