Equal Groups and Arrays

Front

What is an array in mathematics?

Back

An array is a systematic arrangement of objects, usually in rows and columns, that helps visualize multiplication and division.

Tags

CCSS.3.OA.A.1

Front

How do you represent the multiplication sentence 2x4 using an array?

Back

You can represent 2x4 with an array that has 2 rows and 4 columns.

Tags

CCSS.3.OA.A.1

Front

What does the multiplication sentence 3x3 represent in terms of equal groups?

Back

It represents 3 equal groups of 3, totaling 9.

Tags

CCSS.3.OA.A.1

Front

What is the relationship between multiplication and arrays?

Back

Multiplication can be visualized using arrays, where the number of rows and columns corresponds to the factors in the multiplication sentence.

Tags

CCSS.4.NBT.B.5

Front

How can you represent 2 rows of 8 using an array?

Back

You can represent it with an array that has 2 rows and 8 columns.

Tags

CCSS.2.OA.C.4

Front

What is meant by 'equal groups' in multiplication?

Back

Equal groups refer to the concept of dividing a total into groups of the same size, which can be represented by multiplication.

Tags

CCSS.3.OA.D.9

Front

What is the product of 2 and 4?

Back

The product of 2 and 4 is 8.

Tags

CCSS.3.OA.C.7

Front

How can you check if an array correctly represents a multiplication sentence?

Back

Count the total number of items in the array and compare it to the product of the multiplication sentence.

Tags

CCSS.3.OA.A.1

Front

What does the multiplication sentence 4x2 represent in terms of equal groups?

Back

It represents 4 equal groups of 2.

Tags

CCSS.3.OA.A.1

Front

What is the significance of understanding arrays in solving multiplication problems?

Back

Understanding arrays helps visualize and solve multiplication problems more easily by organizing information.

Tags

CCSS.4.NBT.B.5