4th Grade Multiplication

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 is an array in multiplication?

Back

An array is a visual representation of multiplication that organizes objects in rows and columns, helping to illustrate the concept of groups.

Front

How do you calculate the total number of items in an array?

Back

To calculate the total number of items in an array, multiply the number of rows by the number of columns.

Front

What is the multiplication equation for finding the total number of muffins if there are 7 pans and each pan makes 12 muffins?

Back

The equation is 7 x 12 = total muffins.

Front

If Thomas ate 12 french fries and Stephanie ate 3 times as many, how can you express this relationship mathematically?

Back

You can express it as 12 x 3 = n, where n is the number of fries Stephanie ate.

Front

What is the product of 12 and 13?

Back

The product of 12 and 13 is 156.

Front

What is an area model in multiplication?

Back

An area model is a visual representation that shows how to multiply two numbers by dividing them into parts and calculating the area of each part.

Front

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

Back

To find the area of a rectangle, multiply its length by its width.

Front

What is the multiplication problem represented by the area model with dimensions 28 and 16?

Back

The multiplication problem is 28 x 16.

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, e.g., a x b = b x a.