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Showing the Associative Property of Addition
Assignment:
• Ben harvested 73 eggplant and 94
pieces of okra. How many pieces of
vegetables were harvested? Show your
sol...
Supply the missing numbers.
1) 16 + ___ = 23 + 16
2) 24 + 55 = ___ + 24
3) ___ + 28 = 19 + 28
4) 26 + ___ = 56 + 26
5) 69 ...
Changing the order of the addends
does not change the sum.
10+ 8
18
8 + 10
18
Commutative property of addition
Associative Property of Addition
( 4 + 3 ) + 5 = 4 + ( 3 + 5)
7 + 5 = 4 + 8
12 1
Give the missing number.
• ( 8 + 3 ) + 5 = 8 + ( 3 + 5 ) = ___
___ + 5 = 8 + ___ = 16
• ( 9 + 4 ) + 6 = 9 + ( 4 + 6 ) = __...
Use the associative property for the
following:
Use the addends 9,8 and 5. Write two
different sentences the solve each.
...
Use the associative property for the
following:
Use the addends 10,9 and 6. Write two
different sentences the solve each....
What is the associative property of adiition?
Changing the grouping of the addends does not
change the sum.
Write the missing number:
• __ + (3 + 4) = 12
(__ + 3) + 4 = 12
• 6 + (__ + 4) = 20
(6 + __) + 4 = 20
• 7 + (9 + __) = 21
...
Find the sum using the associative
property of addition:
1. 8 + 9 + 6 =
2. 7 + 3 + 10 =
3. 8 + 7 + 12 =
4. 9 + 4 + 13 =
5....
Assignment: Identify property of
addition used in each equation.
1. 3 + 4 = 4 + 3 __________
2. 35 + 18 = 18 + 35 ________...
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Showing the associative property of addition

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Showing the associative property of addition

  1. 1. Showing the Associative Property of Addition
  2. 2. Assignment: • Ben harvested 73 eggplant and 94 pieces of okra. How many pieces of vegetables were harvested? Show your solution in two ways.
  3. 3. Supply the missing numbers. 1) 16 + ___ = 23 + 16 2) 24 + 55 = ___ + 24 3) ___ + 28 = 19 + 28 4) 26 + ___ = 56 + 26 5) 69 + 49 = 49 + ___
  4. 4. Changing the order of the addends does not change the sum. 10+ 8 18 8 + 10 18
  5. 5. Commutative property of addition
  6. 6. Associative Property of Addition ( 4 + 3 ) + 5 = 4 + ( 3 + 5) 7 + 5 = 4 + 8 12 1
  7. 7. Give the missing number. • ( 8 + 3 ) + 5 = 8 + ( 3 + 5 ) = ___ ___ + 5 = 8 + ___ = 16 • ( 9 + 4 ) + 6 = 9 + ( 4 + 6 ) = ___ ___ + 4 = 9 + ___ = 19
  8. 8. Use the associative property for the following: Use the addends 9,8 and 5. Write two different sentences the solve each. Use 35 as your sum. The first addends is 17. What are the two addends, if the second is 2 more than the first addends.
  9. 9. Use the associative property for the following: Use the addends 10,9 and 6. Write two different sentences the solve each. Use 36 as your sum. The first addends is 20. What are the two addends, if the second is 4 more than the first addends.
  10. 10. What is the associative property of adiition? Changing the grouping of the addends does not change the sum.
  11. 11. Write the missing number: • __ + (3 + 4) = 12 (__ + 3) + 4 = 12 • 6 + (__ + 4) = 20 (6 + __) + 4 = 20 • 7 + (9 + __) = 21 (7 + 9) + __ = 21
  12. 12. Find the sum using the associative property of addition: 1. 8 + 9 + 6 = 2. 7 + 3 + 10 = 3. 8 + 7 + 12 = 4. 9 + 4 + 13 = 5. 15 + 8 + 5 =
  13. 13. Assignment: Identify property of addition used in each equation. 1. 3 + 4 = 4 + 3 __________ 2. 35 + 18 = 18 + 35 _________ 3. 9 + (8 + 7) = (9 + 8) + 7 __________ 4. 76 + ( 30 + 70 ) = ( 76 + 30 ) + 70 __________ 5. 20 + 47 = 47 + 20 __________

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