1. Welcome to
Math Night
Please take the time to work on the number sense problems as others are arriving!

2. Building Number Sense The focus is to build number sense through logical problem solving, rather than following a “rule.” “stretch your thinking!”

3. Example: Rounding What does it mean and why do we round?
Why would the number line be helpful.
564,378
500, , ,000

4. Rounding Word Problem
Sam finished his video game and rounded his score to 45,000. What would be the highest score he could have earned on his game? What would be the lowest score he could have earned on his game? How would a number line help?

5. Multiplication
Use your wipe off board to draw a visual model of:
3 x 6 = 18

6. Meaning of Multiplication
6 x 3 equals 3 x 6
Does 6 x 3 mean the same
as 3 x 6?
What is the meaning of the symbol x?

7. Let’s make up a story that matches this equation.
125 x 7=
Let’s make up a story that matches this equation.
How can you use your knowledge of place value to help solve this problem?
Think of the meaning of each digit.

8. Place Value boxes.
Place value boxes 7

9. Distributive Property
Distributive Property of Multiplication Sometimes called partial product! What is being distributed? 7 x 100 = 7 x 20 = 7 x 5 =

10. Multiplication 2 by 2
What connections to place value would help you solve this problem?
32 x 76

11. Time for Centers
Kids go with the 5th grade experts 2 groups (3rd graders/4th graders) Parents stay with me!

12. Place value division With place value boxes 162 divided by 4