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Learning Through Number Talks! Powerpoint Templates
Number Talks! How familiar are you with number talks? http://www.polleverywhere.com/
Kersten Dobberpuhl 1st Grade Teacher Lowell MST Number Talks!
Introductions! • Your name • School and grade level • What you like about teaching math or something that frustrates you about teaching math?
What is good math? Visual Ranking Tool http://educate.intel.com/en/ThinkingTools/VisualRanking/ kd094 Team 1 Randy10
Group Project! What is good math? • In groups please rank the following components of a math classroom beginning with the most important. • Please add a comment to your top and bottom ranking.
Café Walk • This is similar to a carousel or gallery walk. • 1 person needs to stay at your table. He/she will be the host/hostess. • Everyone else will rotate around to other groups posters. • The host/hostess will invite people to sit and the host/hostess will share their groups poster.
Video! • http://www.mathsolutions.com/index.cfm?page=wp18&contentid=1238&crid=98&mcrid=107#video
What is a number talk? • Goal: The goal of a number talk is to build computational fluency. • Computational fluency: having an efficient and accurate method for computing Principal and Standards for School mathematics, NCTM, Reston, VA 2000, p.152
Number Talks! • What are they? • How do we incorporate them into our day? • What is the purpose of a number talk? • Why should we do them? • Who should do number talks?
Why do we do Number Talks? • It allows children the opportunity to engage in rich meaningful conversations. • Students have a chance to share and explain strategies. • Justify answers • Think and act like mathematicians • Mental Math
Number Talks! • Done daily • Separate from your other math block • 10-15 minutes • Meaningful conversations • No pencil and paper • No manipulatives (optional) • Does not replace your current math curriculum • Small group or whole group
Steps to Number Talks • Present the problem • Allow for quiet think time • Thumbs up when ready • Students share their answers • Teachers record all possible solutions • Students share their strategies (3-4)
Steps to Number Talks • Teacher records strategies and ask questions to clarify http://duinanddobber.wikispaces.com/Problem+Solving • The whole class determines the correct answer.
Questions?? Are there any questions before we do a number talk? • Lets try one!
Number Talk! 39 + 17 =
Number Talks Does anyone use a rekenrek or bead rack in their classroom? Do you know what one is? These can be used for number talks as well.
Number Talks! • Thumbs up when you are ready! • How many dots did you see? • How did you figure that out?
Number Talks • Smartboard- Multiplication
Number Talk! 123 + 79 =
Number Talks! http://www.youtube.com/watch?v=Tlp7UvLvqXI&feature=related
Resources • St. Vrain School District • Principal and Standards for School mathematics, NCTM, Reston, VA 2000, p.152 • Math Solutions- By Marilyn Burns http://mathsolutions.com/index.cfm?page=wp18&contentid=1238&crid=98&mcrid=107 • Number Talks: Thinking with NumbersBy Kathy Richardson http://www.didax.com/articles/number-talks.cfm
Resources • Math Perspectives http://www.mathperspectives.com/pdf_docs/number_talks.pdf http://duinanddobber.wikispaces.com/Number+Talks