Model with Math

Poll

How are you today?

Model with Math

by Jonalyn Fuente

​Model with Math

​Objectives:

​I can model problem using equations, drawings, and arrays.

What are the things that we need to do today?

​1. Read and analyze the problem carefully.

​4. Explain your answer.

​3. Write repeated addition to show the problem.

2. Draw to represent the problem.

​Vocabulary

​Array

​Drawing

​Rows

​Columns

Open Ended

Is this an array?

Yes or No

Explain your answer.

​Problem 1

​Read and analyze the problem carefully.

​Jouri has 4 rows of playing cards. If there are 4 playing cards in each row. How many playing cards does Jouri have in all?

Multiple Choice

Problem: Jouri has 4 rows of playing cards. If there are 4 playing cards in each row. How many playing cards does Jouri have in all?

Which picture matches the problem?

Multiple Choice

Problem: Jouri has 4 rows of playing cards. If there are 4 playing cards in each row. How many playing cards does Jouri have in all?

Which repeated addition matches the problem?

• 3 + 3 + 3 = 9

• 4 + 4 + 4 + 4 = 16

• 5 + 5 + 5 = 15

• 2 + 2 + 2 + 2 = 8

Multiple Choice

Problem: Jouri has 4 rows of playing cards. If there are 4 playing cards in each row. How many playing cards does Jouri have in all?

• 12 cards

• 13 cards

• 15 cards

• 16 cards

​Problem 2

​Read and analyze the problem carefully.

​Amer puts 10 toy cars in an array. If there are 2 toy cars in each column. How many columns are there?

Multiple Choice

Problem: Amer puts 10 toy cars in an array. If there are 2 toy cars in each column. How many columns are there?

Which picture matches the problem?

Multiple Choice

Problem: Amer puts 10 toy cars in an array. If there are 2 toy cars in each column. How many columns are there?

Which repeated addition matches the problem?

• 5 + 5 = 10

• 2 + 2 = 4

• 2 + 2 + 2 + 2 + 2 =10

• 2 + 2 + 2 + 2 =8

Multiple Choice

Problem: Amer puts 10 toy cars in an array. If there are 2 toy cars in each column. How many columns are there?

• 4

• 5

• 6

• 7

​Problem 3

​Read and analyze the problem carefully.

Mohammed drew an array to show 9 shells. The same number of shells are in each row and each column. How many shells are in each row and each column.

Multiple Choice

Problem: Mohammed drew an array to show 9 shells. The same number of shells are in each row and each column. How many shells are in each row and each column.

Which picture matches the problem?

Multiple Choice

What is the total number of shells in each row?

• 2

• 3

• 4

• 5

Multiple Choice

What is the total number of shells in each column?

• 2

• 3

• 4

• 5

Multiple Choice

Which equation represents the array?

• 2 + 2 + 2 = 6

• 3 + 3 + 3 + 3 = 12

• 2 + 2 + 2 + 2 = 8

• 3 + 3 + 3 = 9

​Your Task!

​Answer item 1 and 2 in your Math Practice Book, page 29.