Distributive Property
What large array can be made from (3x4) + (3x4)?
6x4
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4 x (2 x 3) = 2 x (4 x 3)
Which property is this?
Distributive, Associative, or Commutative?
Associative (Grouping) Property
5 x 8
40
June broke up a large array into a 3x4 and a 4x4 array. What was the LARGE array?
7x4 array
What facts can you use to find 4 x 8? Select ALL that apply.
A. 2x8 and 2x9
B. 2x8 and 2x8
C. 4x5 and 4x3
D. 2x4 and 1x8
2x8 and 2x8
4x5 and 4x3
Casey has 3 bags of baseballs. Each bag has 6 baseballs. How many baseballs does he have?
3 x 6 = 18
Which property is this?
6 x 4 = 4 x 6
Distributive, Associative, Commutative
Commutative
6 x 7
42
How could you break apart a 6x4 array?
POSSIBILITIES:
2x4,4x4
5x4,1x4
3x4,3x4
6x2,6x2
6x3,6x1
4 x (2+3) = 4x2 +4x3
Is this an example of the Distributive Property?
YES
A bakery uses 3 cups of flour for each loaf of bread. There are 3 loaves of bread on a tray. There are 6 trays on a cart. How many cups of flour are used to make the bread on the cart?
3 x 3= 9
9x6= 54
54 cups of flour
What property is this?
7 x 4= (3x4) + (4x4)
Distributive, Associative, Commutative
Distributive
9 x 3
27
How could you break apart a 7x5 array?
POSSIBILITIES:
1x5,6x5
2x5,5x5
7x1,7x4
7x2,7x3
7 x (5-2) = 7x5 - 7x2
Is this an example of the Distributive Property?
No, The two small facts have to be ADDED together to get the total.
A boat is $6 an hour to rent. Tim's family rented a boat for 2 hours on Monday and 4 hours on Tuesday. How much did they spend?
2 hours+ 4 hours= 6 hours
6 hours for $6 an hour is $36
4 x 8
Is this an equation or expression?
Expression
4 x 3
12
Small arrays: 2x7 + 3x7
What is the LARGE array?
5 x 7
2 X 4 =
2 x (3+1)
Is this an example of the Distributive Property?
No, There must be 2 smaller facts added together!
A farm stand has cherries on 2 shelves. Each shelf has 4 boxes. Each box has 8 ounces of cherries. How many ounces of cherries are displayed in all?
2x4= 8
8x8= 64 cherries in all
5 x 4 = 20
Is this an equation or expression?
equation
8 x 7
56
Small arrays: 1x6 and 5x6
What is the LARGE array?
6x6