Exploring Multiplication as Repeated Addition

The video tutorial covers multiplication as repeated addition, using examples to illustrate the concept. It explores problems involving both positive and negative numbers, demonstrating how to express these problems using multiplication. The tutorial introduces integer tiles as a visual aid to understand multiplication with negative numbers, and provides practice problems to reinforce the concepts learned.

What is the result of adding 6 four times?

• 18

• 26

• 24

• 20

How can you write 6 + 6 + 6 + 6 using multiplication?

• 6 x 4

• 4 x 6

• 6 x 6

• Both B and C

If you move back -3 five times starting from zero, where do you end up?

• -18

• -9

• -15

• -12

What does 5 times -3 equal?

• -15

• -10

• -20

• -8

How many groups of 3 positive tiles are there in Chad's representation of 2 times 3?

• 1

• 2

• 4

• 3

What is the total number of positive tiles in Chad's representation of 2 times 3?

• 7

• 4

• 6

• 5

How many groups are needed to represent 5 times -3 using integer tiles?

• 2

• 3

• 4

• 5

What is the total number of negative tiles in the representation of 5 times -3?

• -10

• -12

• -18

• -15

How many groups of -2 are needed to illustrate 4 times -2?

• 5

• 4

• 3

• 2

What is the total number of negative tiles in the representation of 4 times -2?

• -12

• -10

• -8

• -6