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Ages: 5 - 11
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Using Fact Families in Addition and Subtraction
From eduplace.com, produced by Houghton Mifflin
Addition and subtraction facts that use the same numbers are related. 6+5 =11 and 11 - 5 = 6 are related facts.  Use related facts to solve problems. User clicks through the slides.
Found by tinag1974 in 2.OA.B.2
May 14, 2010 at 02:04 PM
Not Right For WatchKnowLearn
Ages: 5 - 10
2402 Views:
Counting By Threes Song
From YouTube, produced by Have Fun Teaching
This animated video counts by 3s all the way to 99.  It is a very catchy tune, and your students will love it! (3:02)
July 19, 2011 at 12:15 AM
Not Right For WatchKnowLearn
Ages: 9 - 12
5994 Views:
Rounding 3-Digit Numbers to the Nearest Ten
From YouTube, produced by www.mathwithlarry.com
Math With Larry presents an interactive white board lesson on rounding.  Larry quickly reviews place value and then shares the rounding rules. Teacher encourages students to highlight or underline the digit the student is rounding to decrease confusi... [more]
Found by grazianione in 2.MD.A.1
January 25, 2010 at 03:16 PM
Not Right For WatchKnowLearn
Ages: 9 - 12
5994 Views:
Rounding 3-Digit Numbers to the Nearest Ten
From YouTube, produced by www.mathwithlarry.com
Math With Larry presents an interactive white board lesson on rounding.  Larry quickly reviews place value and then shares the rounding rules. Teacher encourages students to highlight or underline the digit the student is rounding to decrease confusi... [more]
Found by grazianione in 2.MD.A.3
January 25, 2010 at 03:16 PM
Not Right For WatchKnowLearn
Ages: 9 - 12
5994 Views:
Rounding 3-Digit Numbers to the Nearest Ten
From YouTube, produced by www.mathwithlarry.com
Math With Larry presents an interactive white board lesson on rounding.  Larry quickly reviews place value and then shares the rounding rules. Teacher encourages students to highlight or underline the digit the student is rounding to decrease confusi... [more]
January 25, 2010 at 03:16 PM
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