# Addition and Subtraction Powerpoint 2

Views:

Category: Education

## Presentation Description

No description available.

By: ryannnne (84 month(s) ago)

thanks

By: 3ayoosh (88 month(s) ago)

thank u

## Presentation Transcript

### Addition and Subtraction:Practice Makes Perfect :

Addition and Subtraction:Practice Makes Perfect By Julie Mattei ED 205-01

### Addition and Subtraction Review and Practice :

Addition and Subtraction Review and Practice Review Number Values Addition Subtraction Now its your turn to practice! Games Addition Practice Subtraction Practice Resources Author

### Number Values Review :

Number Values Review Every number represents the a value of what the number is. This is very important to know for using addition and subtraction because you must know how much a number represents in order to do add or subtract the number For example: 1 represents * 2 represents * * 3 represents * * * 4 represents * * * *

### Addition Review :

Addition Review Addition is when you add up numbers together. The addition symbol is +. When you see this symbols you know thats when you need to add the numbers. Examples 1+1=2 You are adding 1 plus 1 which equals 2. 5+4=9 You are adding 5 plus 4 which equals 9. 3+7=10 You are adding 3 plus 7 which equals 10. 9+6=15 You are adding 9 plus 6 which equals 15. Check this out!!

### Subtraction Review :

Subtraction Review Subtraction is when you minus 2 or more numbers. The subtraction symbol is - . When you see this symbol you know that is when you subtract the number. In subtraction you are taking away rather than adding. Examples 5-4=1 You are taking 4 away from 5 9-2=7 You are taking 2 away from 9 6-4=2 You are taking 4 away from 6 8-3=5 You are taking 3 away from 8 Check out this video!!

### Addition and Subtraction Games :

Addition and Subtraction Games Click on the links below to play online addition and subtraction games! Save the Math Apples Math Fishing Math 101

### Now You Try It :

Now You Try It Click on the correct answers. 1) 3+3= a. 7 b. 0 c. 6 2) 5+2= a. 8 b. 7 c. 3 3) 8+1= a. 9 b.10 c. 6 4) 4+4= a. 10 b. 8 c.9

### Now You Try It :

Now You Try It Click on the correct answers 1) 4-3= a. 1 b. 3 c. 6 2) 8-5= a. 12 b. 4 c. 3 3) 9-1= a. 7 b. 8 c.10 4) 10-6= a. 1 b. 6 c. 4

Correct!

Try Again