Equal Groups and Arrays

Front

What are equal groups?

Back

Equal groups are sets that have the same number of items in each group.

Front

What is an array?

Back

An array is a way to arrange objects in rows and columns.

Front

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

Back

Multiply the number of rows by the number of columns.

Front

What does the multiplication sentence 3 x 4 mean?

Back

It means there are 3 groups of 4 items each, totaling 12 items.

Front

What is the multiplication sentence for 5 groups of 2?

Back

5 x 2 = 10.

Front

If there are 4 equal groups of 3, what is the total?

Back

4 x 3 = 12.

Front

What is the relationship between multiplication and equal groups?

Back

Multiplication is used to find the total number of items in equal groups.

Front

What does the multiplication sentence 2 x 5 represent?

Back

It represents 2 groups of 5 items each.

Front

True or False: Multiplication can be used to find the total in unequal groups.

Back

False.

Front

What is the multiplication sentence for an array with 4 rows and 7 columns?

Back

4 x 7 = 28.