math journal 2

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Module11CheckYourUnderstandingMultiplication6263.pptx

ECED 6263 Module 11 Check Your Understanding Problem Set

6 problems

Read the directions carefully

Be sure to use the methods asked for in the directions and to show steps so that your thinking can be understood

You're a zookeeper taking care of playful penguins. Each penguin needs 6 fish per day. If you have 23 penguins in your care, how many fish do you need to feed all the penguins for one day?

Your school is having a big balloon parade. Each float needs 8 balloons to look super festive. If there are 45 floats in the parade, how many balloons will you need in total?

You're planting a magical garden. Each packet of seeds can grow 7 sparkly flowers. If you have 34 packets of seeds, how many sparkly flowers can you grow in your garden?

Your class is creating a giant mural for the school hallway. The mural will be 28 feet wide and 35 feet tall. How many square feet of wall space will your mural cover?

You're organizing a huge video game tournament at your school. There are 46 players, and each player needs 24 tokens to enter all the game stations. How many tokens do you need in total for all the players?

For story problems a-c, solve each problem using two of the following strategies: useful representations, complete-number strategies, partitioning strategies, or compensation strategies.

For story problems d-e, solve each problem using cluster problems.

2. Work the problem below with base 10 blocks using an area model. You may use the objects on this slide or you may draw objects and submit .jpg, .png, or .pdf files. Each of the objects have duplicates underneath. You just need to drag and drop. You don’t have to copy and paste.

13 x 17

Hundreds

Tens

Ones

3. Work the problem below with base 10 blocks using an area model. You may use the objects on this slide or you may draw objects and submit .jpg, .png, or .pdf files. Each of the objects have duplicates underneath. You just need to drag and drop. You don’t have to copy and paste.

16 x 21

Hundreds

Tens

Ones

4. Now let’s try solving a multiplication problem with an array model. You can type the numbers into this table or work on paper and submit .jpgs, .pngs. or .pdfs.

18 x 23

These are tables so you can type directly into the tables in the downloaded PPT.

Type your solution here:

5. Let’s solve one more multiplication problem with an array model. You can type the numbers into this table or work on paper and submit .jpgs, .pngs. or .pdfs.

25 x 124

These are tables so you can type directly into the tables in the downloaded PPT.

Type your solution here:

6. Solve both of the problems below using partial product multiplication. You can download this PowerPoint and show your work in the slides or you can do your work on paper and submit .jpgs, .pngs., or .pdfs. Explain for each problem why your partial product multiplication process worked.

13 x 37 24 x 52

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