Arrays and Equal Groups

Front

What is an array?

Back

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

Front

What does repeated addition mean?

Back

Repeated addition is adding the same number multiple times, like 3 + 3 + 3 + 3.

Front

How do you write a multiplication equation for an array?

Back

You can write it as rows times columns, like 3 rows of 4 equals 3 x 4.

Front

What is the result of 3 x 4?

Back

12

Front

If there are 6 rows of 8, how many total objects are there?

Back

48 (6 x 8 = 48).

Front

What is an equal group?

Back

An equal group is a set of items that are the same in number.

Front

How do you find the total in equal groups?

Back

Multiply the number of groups by the number in each group.

Front

What is the repeated addition equation for 4 groups of 3?

Back

3 + 3 + 3 + 3 = 12.

Front

If you have 2 equal groups of 5, what is the total?

Back

10 (2 x 5 = 10).

Front

What does it mean to have 3 rows of 4?

Back

It means there are 3 groups, each with 4 items.