Numbers to 40

1. Whole Numbers Numbers to 40 What will we learn today? Count, read and write numbers Comparing and ordering numbers Place values Number patterns

2. Let’s count the items below. 4 10 10 10 Make groups of 10 first.

3. There are 34 erasers altogether. We can write the number in 2 ways. Numeral : 34 Words : Thirty – four Since 34 is a 2 digit number, there are 2 place values involved. 34 = 3 tens 4 ones Place Value Chart Tens Ones 3 4 30 4

4. One more example for you. 10 10 6 There are 26 paper clips. Numeral : 26 Words : Twenty- six 26 = 2 Tens 6 Ones 2 6

5. Arrange the numbers in ascending order. 11 33 40 25 11, 25, 33, 40 smallest greatest

6. Arrange the numbers in descending order. 14 38 22 19 38, 22, 19, 14 greatest smallest

7. Complete the number patterns. 9 19 2 9 3 9 +10 +10 +10

8. One more example for you. 31 26 22 19 -5 -4 -3

9. Are you ready to try out the questions?