Determine sums and differences by various means
L= Lesson P= Practice I= Interactive Game R= Teacher Resource LI= Literature
L
Commutative Property-A Lesson
Joann Thompson/Joann Flint
Number Line
Combining Sets
P
Associative Property
I
Fun Brain-Math Baseball-Addition
Joann Flint
Fun Brain-Math Baseball-Subtraction
The Little Animals Activity Centre
The Little Animals Activity Centre-Subtracting
The Little Animals Activity Centre-Adding and Subtracting
Billy Bear Addition
Take It Away
Count Us In-Addition
R
SMART-Arithmetic Four
Associative Property-A Practice
Using Manipulatives to Solve Problems
LI
Number Fun with Literature
Counting On with Literature
Combining Sets-Literature
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