logging in or signing up Addition and Subtraction Powerpoint 2 Juliemattei Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 2485 Category: Education License: All Rights Reserved Like it (2) Dislike it (0) Added: December 10, 2009 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... By: ryannnne (22 month(s) ago) thanks Saving..... Post Reply Close Saving..... Edit Comment Close By: 3ayoosh (27 month(s) ago) thank u Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript Addition and Subtraction:Practice Makes Perfect : Addition and Subtraction:Practice Makes Perfect By Julie Mattei ED 205-01 Addition and Subtraction Review and Practice : Addition and Subtraction Review and Practice Review Number Values Addition Subtraction Now its your turn to practice! Games Addition Practice Subtraction Practice Resources Author Number Values Review : Number Values Review Every number represents the a value of what the number is. This is very important to know for using addition and subtraction because you must know how much a number represents in order to do add or subtract the number For example: 1 represents * 2 represents * * 3 represents * * * 4 represents * * * * Addition Review : Addition Review Addition is when you add up numbers together. The addition symbol is +. When you see this symbols you know thats when you need to add the numbers. Examples 1+1=2 You are adding 1 plus 1 which equals 2. 5+4=9 You are adding 5 plus 4 which equals 9. 3+7=10 You are adding 3 plus 7 which equals 10. 9+6=15 You are adding 9 plus 6 which equals 15. Check this out!! Subtraction Review : Subtraction Review Subtraction is when you minus 2 or more numbers. The subtraction symbol is - . When you see this symbol you know that is when you subtract the number. In subtraction you are taking away rather than adding. Examples 5-4=1 You are taking 4 away from 5 9-2=7 You are taking 2 away from 9 6-4=2 You are taking 4 away from 6 8-3=5 You are taking 3 away from 8 Check out this video!! Addition and Subtraction Games : Addition and Subtraction Games Click on the links below to play online addition and subtraction games! Save the Math Apples Math Fishing Math 101 Now You Try It : Now You Try It Click on the correct answers. 1) 3+3= a. 7 b. 0 c. 6 2) 5+2= a. 8 b. 7 c. 3 3) 8+1= a. 9 b.10 c. 6 4) 4+4= a. 10 b. 8 c.9 Now You Try It : Now You Try It Click on the correct answers 1) 4-3= a. 1 b. 3 c. 6 2) 8-5= a. 12 b. 4 c. 3 3) 9-1= a. 7 b. 8 c.10 4) 10-6= a. 1 b. 6 c. 4 Correct! : Correct! Try Again : Try Again Resources : Resources Video clips are from youtube.com -http://www.youtube.com/watch?v=62tnBUDN9X0 -http://www.youtube.com/watch?v=y223gPkk_lI Online Math Games -http://www.playkidsgames.com/games/apples/default.htm# -http://www.softschools.com/math/games/fishing_add.jsp -http://www.onlinemathlearning.com/addition-and-subtraction-games.html Author : Author Hello my name is Julie Mattei and I am in my second year at Grand Valley State University. I am majoring in Mathematics with a minor in Elementary Education. This interactive powerpoint is made for students to review and practice addition and subtraction math problems. Email Me You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.