Place Value 17/04/2014

1. Place Value17/04/2014 The digits 0 – 9 are like ‘MAGIC’

2. Understanding numbers • Number positions to the left of the 1’s column are always 10 times larger. Example • Once you have 10 groups of 10s you have 100(one hundred). • Once you have 10 groups of 100 you have 1 000 (one thousand). • Once you have 10 groups of 1 000 you have 10 000 (ten thousand). • Watch the explanation:

3. Placing numbers on a chart • Draw this chart up into your books.

4. Let’s Practise • If my house sold for $6 495. • That is six thousand four hundred and ninety-five dollars. • What would this look like on a place value chart?

5. Try your own! • It is your turn now to complete two place value numbers to demonstrate your understanding. Your task: • 1. Write the number. • 2. Represent it on the table. • 3. Write it in a sentence. • 4. Write the number in words. It will look something like this:

6. Example: • 1. My number is 7 324 • 2. • 3. My family won the lottery last week and the winning prize was $7 324. • 4. Seven thousand, three hundred and twenty-four.

7. Challenge yourself • If you would like to challenge yourself why not try numbers in the Ten thousands or Hundred Thousands. • Your column will look like this instead.

8. Off you go! • 1. My number is 7 324 • 2. • 3. My family won the lottery last week and the winning prize was $7 324. • 4. Seven thousand, three hundred and twenty-four. To let us know you are done place a tower of three unifix blocks at your working station and collect a Math task card and complete in your Math work books.