Arrays
write a multiplication sentence for this array:
X X X
X X X
X X X
3 x 3 = 9
36 divided by 9
4
4 x 8
32
Draw a tape diagram to show
30 into 5 groups
5 equal sections with 6 in each group
The desks are in 7 equal groups of 4.
A:How many desks are in the classroom?
B:What does the product represent in this sentence?
A. 28 B. the total desks
Write a multiplication sentence for this array:
OOOOO
OOOOO
2 x 5
24 divided by 6
4
what is the total of 2 rows of 9?
18
Draw a tape diagram:
24 apples divided into 8 baskets
3 in each
There were 48 desks divided by 4 classrooms. How many desks will each classroom get? Draw a picture or a tape diagram to complete
12
I put 18 students into this array:
XXXXXX
XXXXXX
XXXXXX
Write a division sentence for this array
18 ÷ 3 = 6 or
18 ÷ 6 = 3
Mr. M buys 24 jolly ranchers to share between 6 students. How many will each student get?
24 ÷ 6 =4 Jolly Ranchers per student
2 rows of 3 + 4 rows of 3 =
18
Draw a tape diagram:
8 groups with 4 in each group
How many total?
32 total
Draw an array showing 8 rows of 2 Draw an array showing 2 rows of 8.
Bonus: What is the name of the property that says both answers are the same?
What is commutative property
Use this array to fill out the equation:
XXXX
XXXX
XXXX
OOOO
OOOO (___X___) + (____X___)
(3 x 4) + (2 x 4) = 5 x 4
12 + 8 = 20
32 kids are coming to a party. 8 kids can sit at each table. How many tables do I need?
32 ÷ 8 = 4 tables
4 X ___=36
4 x 9 = 36
The class earns 4 points each time they answer each question correctly. The class earned 48 points. How many questions did they answer correctly. Draw a tape diagram with 4 sections
12 questions
What is 12 x 6?
Think: (_ x 6)+(_ x 6) =
(10 x 6) + (2 x 6)
60 + 12 = 72
The third grade saved box tops. Mrs Baker's class had arranged 2 rows of 6. Draw this with circles. Mr. Meissner's class collected 3 rows of 6. Add this to your array with triangles. Mrs. Whitson's class collected 1 row of 6. Label with Xs.
Write the multiplication sentence for the total array.
(2 X 6) + ( 3X6) + (1 X 6) = (6 x 6)
12+18+6=36
48 divided by 3
try this: (30 divided by 3) + (18 divided by 3)
10 + 6 = 16
7 X 3 ÷ 3 =
7 X 3 ÷ 3 =
21 ÷ 3 = 7
There are 27 cookies. We want to share them with the 3 classes. Draw a tape diagram
9 cookies
18 x 5 =
(_x_)+(_x_) =
(10 x 5) + (8 x 5)
50 + 40 = 90