31) Starting at Twenty: Using Words
Counting Backwards from 20
Understanding Activity
This is an ‘understanding’ (proficiency strand) activity . Please refer to the instructions in the Implementation Planner.
Number Board
Bond Blocks fit on this board. Use it in Sessions 1, 2 and 3.
- Project for “We Do”.
- Print for students “You Do”.
Click the image to download.
Mathematics
- Develop fluency counting backwards in the correct order from 20 to 10.
- Connect the length of the Bond Blocks and number name.
- Identify numbers from 11 to 19 as a two-part bond made of 10 plus a single-digit number.
Language
- One shorter.
- One less than.
- One number before.
- A number is made up of digits in the same way a word is made up of letters. The number 16 is made up of the digits one and six.
- Place value: The place of a digit in a number determines the digit’s value (worth).
- In the number 16 the digit one is in the tens place so is worth one ten, ten.
- The digit six is in the ones place so is worth six ones, six.
Differentiation
A little easier
Correcting ‘teen’ and ‘ty’ Errors
Please read the Teacher Note “Correcting ‘teen’ and ‘ty’ Errors” pages 78 – 83.
A little harder
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