Exploring Part-Part-Whole Word Problems in Math

This video tutorial introduces the concept of part-part-whole problems and provides a step-by-step guide to solving them. It includes three examples: a school fundraising problem, a tax document review, and a cookie production scenario. Each example demonstrates how to identify parts and totals, and how to use addition or subtraction to find missing values. The video emphasizes the importance of estimation strategies to verify the reasonableness of answers.

What is the first step in solving part-part-whole problems?

• Estimate the answer

• Write a number sentence

• Read the problem

• Draw the model

How much did the school earn from the bake sale?

• $2,750

• $275

• $3,173

• $423

What operation is used to find the total school earnings?

• Addition

• Division

• Multiplication

• Subtraction

How many documents were found to be incorrect?

• 754 documents

• 170 documents

• 1,678 documents

• 924 documents

What type of mathematical operation is used to solve the document auditing problem?

• Addition

• Division

• Subtraction

• Multiplication

How many types of cookies are mentioned in the elves' problem?

• Two types

• Three types

• One type

• Four types

What is the total number of cookies made by the elves?

• 4,258 cookies

• 2,294 cookies

• 9,872 cookies

• 6,552 cookies

Which type of cookies has an unknown quantity in the elves' problem?

• Rainbow cookies

• Animal crackers

• Chocolate chip cookies

• Foot stripe cookies

What is the correct method to find the number of animal crackers?

• Add all known parts

• Divide the total by the number of parts

• Multiply the parts

• Subtract known parts from total

What should you do after solving the number sentence in these problems?

• Check the reasonableness of the answer

• Start a new problem

• Ignore the result

• Repeat the calculations