Arrays and Repeated Addition RETEST

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 2 + 2 + 2.

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 repeated addition.

Front

What is a row in an array?

Back

A row is a horizontal line of items in an array.

Front

What is a column in an array?

Back

A column is a vertical line of items in an array.

Front

If there are 4 rows of 3 apples, how many apples are there in total?

Back

4 rows of 3 apples means 3 + 3 + 3 + 3 = 12 apples.

Front

What is the repeated addition sentence for 5 rows of 2?

Back

The repeated addition sentence is 2 + 2 + 2 + 2 + 2 = 10.

Front

How many columns are in an array with 12 items arranged in 3 columns?

Back

There are 4 rows in this array.

Front

What is the equation for an array with 6 items in 2 rows?

Back

The equation is 3 + 3 = 6.

Front

If an array has 3 rows and 4 columns, how many items are there?

Back

There are 3 x 4 = 12 items in total.