8. Associative Property
The way in which addends are grouped does
not change the sum.
When you see ( ) parentheses, do the
work within the ( ) first.
9. Associative Property
The way in which addends are grouped does
not change the sum.
When you see ( ) parentheses, do the
work within the ( ) first.
(2 + 3) + 4 =
10. Associative Property
The way in which addends are grouped does
not change the sum.
When you see ( ) parentheses, do the
work within the ( ) first.
(2 + 3) + 4 = 5+4=
11. Associative Property
The way in which addends are grouped does
not change the sum.
When you see ( ) parentheses, do the
work within the ( ) first.
(2 + 3) + 4 = 5+4= 9
12. Associative Property
The way in which addends are grouped does
not change the sum.
When you see ( ) parentheses, do the
work within the ( ) first.
(2 + 3) + 4 = 5+4= 9
2 + (3 + 4) =
13. Associative Property
The way in which addends are grouped does
not change the sum.
When you see ( ) parentheses, do the
work within the ( ) first.
(2 + 3) + 4 = 5+4= 9
2 + (3 + 4) = 2+7=
14. Associative Property
The way in which addends are grouped does
not change the sum.
When you see ( ) parentheses, do the
work within the ( ) first.
(2 + 3) + 4 = 5+4= 9
2 + (3 + 4) = 2+7= 9
31. Name the property used.
Identity Property
See the zero?
76 + 0 = 76
76 + 17 = 17 + 76
(6 + 4) + 8 = 6 + (4 + 8)
32. Name the property used.
Identity Property
See the zero?
76 + 0 = 76 Commutative
See the numbers
76 + 17 = 17 + 76 switched?
(6 + 4) + 8 = 6 + (4 + 8)
33. Name the property used.
Identity Property
See the zero?
76 + 0 = 76 Commutative
See the numbers
76 + 17 = 17 + 76 switched?
(6 + 4) + 8 = 6 + (4 + 8)
Associative Property
6 + 4 is added first and 4 + 8 was added first
Sum did not change.
