Add It Up
What is a Sum?
the answer to an addition problem
What is the Total?
When you add up all parts
Write in standard form: 50,000 + 80 + 3
What is 50,083
What is a Difference?
The answer to a subtraction problem
What is the commutative property of addition?
Numbers can be added in aaannnyyy order and the sum stays the same
What property of addition is this: addends can be regrouped and the sum stays the same"?
Associative Property of addition
Write in expanded form: eight hundred nine thousand, sixty-two
800,000 + 9,000 + 60 + 2