1 / 34

Number Talks

Number Talks. WHY?. Promotes early number sense Fosters mental math Develops strategies to understand and solve harder math problems Increases math vocabulary Gets students EXCITED about math. Teacher's Role. Facilitator of problems Write answers and strategies on board

lionel
Télécharger la présentation

Number Talks

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Number Talks

  2. WHY? • Promotes early number sense • Fosters mental math • Develops strategies to understand and solve harder math problems • Increases math vocabulary • Gets students EXCITED about math

  3. Teacher's Role • Facilitator of problems • Write answers and strategies on board • Plan for day's number talks • Be sure Number talks only lasts 5-10 minutes ***Set a timer at first

  4. Where do I start? Using your Number Talks book, start at least one year below your grade level. Be prepared with all manipulatives. Be Patient! Get ready to be AMAZED!

  5. Signals • "I have an answer": Student places thumb at chest for ONE idea, they will add a finger for each new idea. • "I have the same answer as......": Student will put their thumb and pinky up and move their hand back and forth pointing their thumb at themselves and their pinky at the person with the same answer.

  6. Classroom Culture

  7. 4 Easy Steps to prepare 1. Find a location that allows for close proximity to your students for informal observations and interactions. 2. Provide appropriate WAIT TIME for majority of students to solve the problem. 3. ACCEPT, RESPECT, and CONSIDER all answers. 4. Encourage student communication.

  8. Four Goals for K-2 1. Developing number sense 2. Developing fluency with small numbers 3. Subitizing 4. Making tens

  9. Fluency Focus

  10. Fluency Focus

  11. Fluency Focus

  12. Fluency Focus

  13. Grades 2-5 Category KEY Category 1 represents introductory number talks that more readily encourage a specific strategy. Category 2 talks are crafted for students who are successfully using the selected strategy. Category 3 provides opportunities for students to use and extend the targeted strategy.

  14. Making Tens

  15. Category 1: Two addends that make a quick ten Making Ten

  16. 7 + 3 • 7 + 5 + 3 • 3 + 6 + 7

  17. 5 + 5 • 5 + 6 + 5 • 5 + 9 + 5

  18. 9 + 5 + 1 • 8 + 9 + 1 • 1 + 4 + 9

  19. Category 1 : using compensation as a strategy for basic facts… Addition: Compensation

  20. 5 + 5 • 4 + 6 • 6 + 6 • 5 + 7

  21. Category 2 : using compensation as a strategy for basic facts… Addition: Compensation

  22. 19 + 6 • 9 + 16 • 9 + 26 • 29 + 6

  23. Goals for Third-Fifth Grades 1. Number sense 2. Place value 3. Fluency 4. Properties 5. Connecting mathematical ideas

  24. Multiplication

  25. Category 1 build knowledge from one problem to the next Making Landmark OR Friendly Numbers

  26. 2 X 25 • 4 X 25 • 6 X 25

  27. 7 X 5 • 7 X 10 • 7 X 9

  28. 2 X 25 • 4 X 20 • 2 X 50 • 4 X 50

  29. Skill Focus

  30. Skill Focus

  31. Skill Focus

  32. Category 2 use relationships from the sequence to solve the final 1 X 3 digit problem Making Landmark Or Friendly Numbers

  33. Category 2 • 4 X 25 • 4 X 200 • 4 X 250 • 4 X 249

  34. Check Out the Number Talks Tab Each K-5 Livebinder has additional resources for the classroom teacher. Also check out these resources: Barb Tyre's site

More Related