NZ Level 2
Arrays as products (1,2,3,5,10)
Lesson

Arrays are a rectangular display of objects, and we can use them as a visualisation for products.  Remember that the word product, is the mathematical term for when we multiply things together.

So if we say the product of 2 and 4, what we mean is the answer to 2 x 4.

Let's see some more about Arrays as Products.

Worked Examples

Question 1

Select the array that shows the following statement.

1. $3$3 times $7$7

A

B

C

D

A

B

C

D

Question 2

Fill in the boxes with the missing numbers.

1. The array shows $\editable{}$ rows of $\editable{}$ squares, or $\editable{}$ columns of $\editable{}$ squares.

There are $\editable{}$ squares in total.

2. The array shows $\editable{}$ rows of $\editable{}$ squares, or $\editable{}$ columns of $\editable{}$ squares.

There are $\editable{}$ squares in total.

3. Hence, evaluate the following.

$9\times3=\editable{}$9×3=

$3\times9=\editable{}$3×9=

Outcomes

NA2-1

Use simple additive strategies with whole numbers and fractions