Distributive/Associative
Is this associative or distributive property?
13 x (4 x 9) = 9 x (4 x 13)
Associative Property
11 x 6 =
66
11 x 17 =
187
20 x 4 =
80
Stella has 6 pencils. Kaiden goes to the store and buys 4 times as many pencils as Blake. How many pencils did Kaiden buy?
24 pencils (Kaiden will just lose them all)
Rewrite the following equation using distributive property:
54 x 7
(50 x 7) + (4 x 7)
79 x 7 =
553
27 x 12 =
324
7000 x 8 =
56,000
Roslynne bakes 12 cupcakes to bring to Mrs. Banas's birthday party. Mateo bakes twice as many cupcakes as Roslynne. How many cupcakes did Mateo bake?
24 cupcakes (Happy birthday Mrs. Banas!!)
Rewrite the following equation using associative property:
17 x (12 x 9)
12 x (17 x 9) or 9 x (17 x 12)
634 x 8 =
5,072
34 x 33 =
1,122
80 x 50 =
4,000
Laken goes apple picking with her family over the weekend. She picks 56 apples at the orchard. Maxwell brags that when he went apple picking, he picked 9 times as many apples as she did. How many apples does Maxwell claim to have picked?
504 apples (yeah right Maxwell)
Rewrite the following equation using distributive property:
729 x 6
(700 x 6) + (20 x 6) + (9 x 6)
8,263 x 4
33,052
64 x 28 =
1,792
4,000 x 70 =
280,000
Mr. Ginder wanted to give out toothbrushes to trick-or-treaters on Halloween. He bought 17 packages that each had 12 toothbrushes. How many toothbrushes did he buy?
204 toothbrushes (No candy for anyone!!)
Rewrite the following equation using associative property and solve:
19 x (12 x 11)
11 x (12 x 19) or 12 x (11 x 19)
2,508
9,783 x 9 =
88,047
87 x 92 =
6,000 x 7,000 =
42,000,000
Blake scored 22 points in his first basketball games last weekend. In his second game, he scores half as many points as he did in the first game. How many points did he score in the two games combined?
33 points (Mr. Ginder was guarding him in the second game)