Adding and Subtracting Numbers By:

EXAMPLE: Show this problem with the pictures = 34 Answer Bank = Move dogs from above the line to below the line. Move from answer bank for answer. Answer: = 7

Example: Make this problem: 7-2 = - Count how many are left? Move objects to take away box. = Move objects from top to under the numbers.

Make this problem: = = 8+1 Answer Box: Answer =

Make this problem: = How many are left? = 52 -

Make your own problem: + - Answer: =

Make your own + problem: + = Answer: -

Make your own + problem: + = Answer: -

Make your own + problem: + = Answer: -

Lesson Plans 1.First, use this PowerPoint in your classroom as a demonstration. 2.Next, use it in your classroom, and choose a student to come up and manipulate the items. 3. Then, when the students seem comfortable with what to do, you can take them to the computer lab. Each can copy and paste their own copy into their directory, and you can do it together as a class. 4. Finally, the students can do it on their own.