Embedded Files
Addition Strategies:
Addition Strategies:
Number-line
Number-line
Place Value/Base Ten Pictures
Place Value/Base Ten Pictures
Partial Sums - adding in parts
Partial Sums - adding in parts
Standard Algorithm - the way we learned:^) - this way does not need to be mastered until 4th grade
Standard Algorithm - the way we learned:^) - this way does not need to be mastered until 4th grade
Subtraction Strategies:
Subtraction Strategies:
Number-line
Number-line
Place Value/Base Ten Pictures
Place Value/Base Ten Pictures
Partial Difference- subtracting in parts
Partial Difference- subtracting in parts
Standard Algorithm
Standard Algorithm
Strategies for Multiplication:
Strategies for Multiplication:
Standard Algorithm
Standard Algorithm
Distributive Property
Distributive Property
Open array Model
Open array Model
Partial Products
Partial Products
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