Arrays

Front

What is an array?

Back

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

Front

What does repeated addition mean?

Back

Repeated addition is adding the same number multiple times, like 4 + 4 + 4 + 4.

Front

How do you find the total in an array?

Back

You can find the total by counting all the items in the array or by using multiplication.

Front

What is the repeated addition for an array with 4 rows and 2 columns?

Back

2 + 2 + 2 + 2 = 8.

Front

What is the repeated addition for an array with 3 rows and 4 columns?

Back

4 + 4 + 4 = 12.

Front

What do we call the lines that go across in an array?

Back

Rows.

Front

What do we call the lines that go down in an array?

Back

Columns.

Front

If there are 5 tables and 4 people can sit at each table, how many people can sit in total?

Back

20 people.

Front

How many total items are in an array with 2 rows and 4 columns?

Back

8 items.

Front

What is the total number of triangles in an array with 8 triangles?

Back

8 triangles.