Multiplication: Arrays

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. It combines groups of equal sizes.

Front

What does the term 'array' mean in multiplication?

Back

An array is a visual representation of multiplication, typically arranged in rows and columns, showing how many groups of a certain size are being multiplied.

Front

How can you represent 4 X 2 using an array?

Back

You can represent 4 X 2 as 4 rows of 2 items each, totaling 8 items.

Front

What is the product of 4 and 3?

Back

The product of 4 and 3 is 12.

Front

How can you visualize 2 X 5 using an array?

Back

You can visualize 2 X 5 as 2 rows of 5 items each, totaling 10 items.

Front

What multiplication problem corresponds to having 4 rows with 4 items in each?

Back

The multiplication problem is 4 X 4, which equals 16.

Front

If there are 6 rows of blocks and 4 columns of blocks, how can this be expressed in multiplication?

Back

This can be expressed as 6 X 4, which equals 24.

Front

What is the commutative property of multiplication?

Back

The commutative property states that changing the order of the factors does not change the product. For example, 3 X 4 = 4 X 3.

Front

What is the associative property of multiplication?

Back

The associative property states that the way in which factors are grouped does not change the product. For example, (2 X 3) X 4 = 2 X (3 X 4).

Front

How do you calculate the area of a rectangle using multiplication?

Back

The area of a rectangle can be calculated by multiplying its length by its width.