1 / 16

Take Away Subtraction With Regrouping Base 10 Blocks

Take Away Subtraction With Regrouping Base 10 Blocks. Allan and Scott. Problem: 32 - 17. Build 32 on the top portion of the Subtraction Mat. How many tens? Record it. How many ones? Record it. How much is that?. 3. 2. Write minus seventeen on the middle portion of the mat.

stacy
Télécharger la présentation

Take Away Subtraction With Regrouping Base 10 Blocks

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. Take Away Subtraction With Regrouping Base 10 Blocks Allan and Scott

  2. Problem: 32 - 17 Build 32 on the top portion of the Subtraction Mat. How many tens? Record it. How many ones? Record it. How much is that?

  3. 3 2

  4. Write minus seventeen on the middle portion of the mat.

  5. 3 2 - 1 7

  6. Is it possible to take away seven ones? (no) Exchange a ten for 10 ones and place them on the ones portion of the mat. Record the exchange.

  7. 2 1 2 3 2 - 1 7

  8. Remove seven ones and place them below the line on the small sheet.

  9. 2 1 2 3 - 1 7 2

  10. How many ones left on the Subtraction Mat? (5) Pull them to the bottom portion of the Mat and record.

  11. 2 1 2 3 2 - 1 7 5

  12. Remove one of the tens and place it below the line on the small sheet.

  13. 2 1 2 3 2 - 1 7 5

  14. How many tens left on the Subtraction Mat? (1) Pull it to the bottom portion of the Mat and record.

  15. 2 1 2 3 2 - 1 7 1 5

More Related