Arrays and Repeated Addition

How can you represent 4 + 4 + 4 using multiplication?

• 3 x 4

• 4 x 4

• 2 x 4

• 4 x 3

If you have 4 rows of 4, what is the total?

• 12

• 14

• 16

• 18

What is the total of 2 + 2 + 2 + 2?

• 6

• 7

• 8

• 9

What does 3 x 4 mean?

• It means 3 plus 4.

• It means 3 groups of 4.

• It means 3 minus 4.

• It means 3 divided by 4.

What does repeated addition mean?

• Adding different numbers together

• Adding the same number multiple times, like 3 + 3 + 3.

• Subtracting numbers repeatedly

• Multiplying numbers together

If you have 3 groups of 5, how can you express that in addition?

• 5 + 5 + 5

• 3 + 3 + 3 + 3 + 3

• 15

• 5 x 3

If you have 2 groups of 4, how can you write that in multiplication?

• 2 + 4

• 2 - 4

• 2 x 4

• 2 ÷ 4

What is the multiplication sentence for 6 groups of 2?

• 6 x 2

• 2 x 6

• 6 + 2

• 6 - 2

What is an array?

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

• An array is a single value that cannot be changed.

• An array is a type of loop used in programming.

• An array is a method for sorting data in a database.

What does 4 x 1 equal?

• 3

• 4

• 5

• 6