1. Grade 5 Math
Teacher Dan
Fall 2015

2. Multiplication and Division
VOCABULARY
whole number: A positive number with no fraction or decimal part. Example: 5, 49 and 980 are all whole numbers.

3. Multiplication and Division
VOCABULARY
digit: A symbol used to make numbers. Ex: 4, 5, 0, 1,…

4. Multiplication and Division
VOCABULARY
place value: The value of where the digit is in the number
Example: ones, tens, hundreds, thousands,…

5. Multiplication and Division
VOCABULARY
observe: to see, listen or notice someone or something

6. Multiplication and Division
VOCABULARY
multiply: The idea of repeated addition. For example:
5 × 3 = = 15

7. Multiplication and Division
VOCABULARY
divide: To divide is to split into equal parts or groups. It is "fair sharing".

8. Example: there are 12 chocolates, and 3 friends want to share them, how do they divide the chocolates?
Answer:
They should get 4 each.

13. Problem Solving Techniques
record information
observe the problem
draw the model
solve the problem with the math you know
write the answer properly

14. Problem Solving Techniques: #1
Parts and Wholes
To observe the parts and wholes in the problem, then recognize the parts and understand how they make the whole

15. Parts and Wholes ex. 1
Last week, 26,000 students took tests. Of those students, 19,612 took a language arts test and 5,000 took a math test. Of the remaining students, 10 took a history test. The remaining students took a science test. How many students took a science test?

16. Parts and Wholes: ex.2
The Edwards family spent $13,000 on new furniture. They spent $8,800 on a sofa set and $3,480 on a dining table. They spent the remaining money on 2 identical chairs. How much money did they spend on each chair?

17. Parts and Wholes: You try!
A shopkeeper had 4,895 pens and 16,207 pencils in her shop. She sold 2,680 pens and 7,986 pencils. She then threw away 16 faulty pens. How many total pens and pencils are left?

18. Parts and Wholes: You try!
A desk costs $387, and a cupboard costs twice as much as the desk. Sam bought 1 desk and 2 cupboards. If he had $3,000, how much money does Sam have left?