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
Subtraction Now its your turn to 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.
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.
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
a. 8 b. 7 c. 3
a. 9 b.10 c. 6
a. 10 b. 8 c.9 Now You Try It : Now You Try It Click on the correct answers
a. 1 b. 3 c. 6
a. 12 b. 4 c. 3
a. 7 b. 8 c.10
a. 1 b. 6 c. 4 Correct! : Correct! Try Again : Try Again Resources : Resources Video clips are from youtube.com
Online Math Games
-http://www.onlinemathlearning.com/addition-and-subtraction-games.html Author : Author Hello my name is Julie Mattei and I am in my second year at Grand Valley State University. I am majoring in Mathematics with a minor in Elementary Education. This interactive powerpoint is made for students to review and practice addition and subtraction math problems.