1. Warm Up Uli spent $32 to buy a total of 10 tickets for both adults and children. An adult ticket costs $4, which is twice the price of a children’s ticket. How many of each kind of ticket did she buy?

2. What’s the Size of My Number? Alignment Lesson

3. 4,000 Read the number above. Now read this number: 40,000 Turn to neighbor and talk about how these numbers compare. What are we doing when we move the four to another place value? How much more or less does the number represent than the original number? – 40,000 is ten time more than 4,000 – Or 4,000 is 40 hundreds and 400 is 4 hundreds

4. 30 300 3 0.3 Study the three numbers on the top of the screen. How are these numbers alike? How are these numbers different?

5. At your table, DISCUSS….. How many tens make a hundred? How many hundreds make a ten?” Discuss and create a “rule” that describes these regrouping and ungrouping relationships. – 10 of any place make 1 in the place to the left, for example: the next larger place – 1 in any place makes 10 in the place to the right, ie the next smaller place).

6. 45.98298,4560.565.795 Read the numbers at the top of the screen aloud Which number is largest? Which is smallest? How do the rest of the numbers compare to those two numbers?

7. 30 300 3 0.3 What values do these numbers hold? What value does the 3 hold in each of these numbers?

8. 82798428 What value does the digit 8 hold in each of these numbers? How could we look at the relationship of these digits?

9. Name the direction in which the place value positions are getting larger? Name the direction in which the place value positions are getting smaller?

10. Use “Symmetry Around the Ones Place” to create the different numbers on the sheet Create different numbers on the sheet and look for any patterns. What do you notice when they compare hundreds and hundredths? Find Day 21 “Symmetry Around the Ones Place”

11. Homework Day 21, “What’s the Size of My Number?”