The Perfect Squares
Make an Array
Combinations
Word Problems
Vocabulary
100
0 x 0
0
100
Draw an array to find the product of 2 x 8
x x x x x x x x
x x x x x x x x
2 x 8 = 16
100
Kaitlyn could choose to wear a red shirt, a blue shirt, or a green shirt. She also had a choice of yellow socks, black socks, or white socks. How many combinations of shirts and socks are there?
3 x 3 = 9 combinations.
100
Cabbott planted a garden. He planted 4 rows of plants. Each row had 2 plants. How many plants are there altogether?
4 x 2 = 8 plants
100
The property that states that the order in which two numbers are multiplied does not change the product is called ___.
Commutative property
200
3 x 3
9
200
Draw an array to find the product of 3 x 4
x x x x
x x x x
x x x x

3 x 4 = 12
200
Jeremiah could drink water, juice, or milk. He could eat a hot dog, mac and cheese, pizza, or shrimp. How many meal combinations are there?
3 x 4 = 12 meal combinations.
200
Kaylee made a scrapbook. Each scrapbook page had 3 rows of 4 pictures. How many pictures are there on one page?
3 x 4 = 12 pictures
200
A number that is multiplied by another number is called ____.
Factor
300
6 x 6
36
300
Draw an array to find the product of 5 x 4
x x x x
x x x x
x x x x
x x x x
x x x x

5 x 4 = 20
300
Gracie was going to draw a Pretty, Pretty Action Adventure Pony. She could color the pony pink, purple, brown or black. Then she could add a rainbow, a pot of gold, a kitten, or a puppy to her picture. How many possible picture combinations could Gracie draw?
4 x 4 = 16
300
Ben was going to have 4 friends over for his birthday. He wanted to have 5 snacks for each friend. How many snack will Ben need?
4 x 5 = 20 snacks.
300
A way to show all possible combinations using “branches” is called a ___.
tree diagram
400
8 x 8
64
400
Draw an array to find the product of 7 x 8
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x

7 x 8 = 56
400
Aaron was making Mac and Cheese. He could choose macaroni pasta, bow tie pasta, spaghetti pasta, or spiral pasta. Then he could choose one cheese: cheddar, mozzarella, gouda, america, or asiago. How many possible mac and cheese combinations are there?
4 x 5 = 20 mac and cheese combinations
400
Elizabeth was in math class. She multiplied 3 x 5 and found a product of 15. What is a repeated addition problem that Elizabeth could use to prove that she is correct?
3 + 3 + 3 + 3 + 3 = 15 or 5 + 5 + 5 = 15
400
Groups that have the same number of objects are called ___.
equal groups
500
12 x 12
144
500
Draw an array to find the product of 12 x 11
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
x x x x x x x x x x x
12 x 11 = 132
500
Katie was going to have lunch, she could choose one main dish and one side dish. The main dishes were meat loaf, hamburger, lasagna, fried chicken, and steak. The side dishes were pasta salad, green beans, broccoli, baked potato or a roll. How many possible meal combinations are there?
5 x 5 = 25
500
Brennan was in math class. He says that 7 x 8 = 56. Using the commutative property, what is another multiplication problem that Brennan could have written down?
8 x 7 = 56
500
The answer to a multiplication problem is called ___
Product
M
e
n
u