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Arrays
Rectangular Arrays
Math Stories
Even or Odd?
100

Draw an array with 3 rows of 4.

X    X    X    X

X    X    X    X

X    X    X    X

100

Draw a rectangular array with 3 rows of 2.

(Ms. Wagner will check)

100

Ms. Cavitt arranged her desks into 5 rows of 6. Draw an array to match her desks.

O    O    O    O    O    O

O    O    O    O    O    O

O    O    O    O    O    O

O    O    O    O    O    O

O    O    O    O    O    O

100

Look at the array. Are the number of objects even or odd? 

X   X   X   X

X   X   X

Odd

200

Draw an array of 12 circles where one column is made up of 4 circles.

O    O    O

O    O    O

O    O    O

O    O    O

200

Draw a rectangular array with 2 columns of 6, with a number sentence to match.

6 + 6 = 12

200

5 of Ma'Kya's friends each have 2 apples. How many apples are there in all? Draw a picture and solve.

O    O

O    O

O    O

O    O

O    O

[2][2][2][2][2]

2 + 2 + 2 + 2 + 2 = 10

There are 10 apples in all.

200

Say if these numbers are even or odd, and how you know:

4 =

9 =

8 =

4 = even

9 = odd

8 = even

300

Draw an array to match 3 + 3 + 3 + 3 + 3, where 3 is the number of objects in the row.

X    X    X

X    X    X

X    X    X

X    X    X

X    X    X

300

Draw an array with 15 square tiles, where each column is made up of 5 tiles. Then, write a number sentence to match.

(Ms. Wagner will check)

5 + 5 + 5 = 15

3 + 3 + 3 + 3 + 3 = 15

300

Mikaela has a carton of 12 eggs. She uses one egg to make breakfast. Is the number she has left even or odd? How do you know?

O   O   O   O   O   O

O   O   O   O   O   

Odd!

300

Complete the number pattern: 28, 30, __, __, 36, 38, __

28, 30, 32, 34, 36, 38, 40

400

O    O    O    O    O    O

O    O    O    O    O    O

O    O    O    O    O    O

Write a number sentence to match the array, showing the addition of the number in each column.

3 + 3 + 3 + 3 + 3 + 3 = 18

400

Show a rectangular array with 4 columns of 3. Then, fill in the blanks:

In this array, I see 4 columns of 3.

In this same array, I see ___ rows of ___

3 rows of 4.

400

Ms. Lovell passed out 3 cookies to 5 friends. How many cookies did she pass out? 

(need a picture)



3 + 3 + 3 + 3 + 3 = 15

400

Say if these numbers are even or odd, and how you know:

26 =

52 =

35 =

26 = even

52 = even

35 = odd

500

O    O    O    O    O    O

O    O    O    O    O    O

O    O    O    O    O    O

Write a number sentence to match the array, showing the addition of the number in each row.

6 + 6 + 6 = 18

500

Show a rectangular array with 5 columns of 2. Then, add one row. What is a number sentence to match this array?

5 + 5 + 5 = 15 OR 3 + 3 + 3 + 3 + 3 = 15

500
Tasheika sharpened 10 pencils. She gave an equal amount to 2 friends. How many pencils do each of her friends have?

O    O    O    O    O

O    O    O    O    O

5 + 5 = 10

Each friend has 5 pencils.

500

Say if these numbers are even or odd, and how you know:

330 =

502 =

681 =

330 = even

502 = even

681 = odd