Exploring the Bar Model for Effective Math Problem Solving

The video tutorial introduces bar models as a tool for solving math problems by organizing information visually. It explains the concept of spatial equality, which is fundamental to understanding bar models. The tutorial demonstrates how bar models can be used to find missing parts or totals in math problems, adapting to different skill levels. It also covers the part-part-whole strategy, showing how bar models can help in calculating totals or missing values by using known parts.

What is a bar model used for in math?

• To measure distances

• To write essays

• To solve a math problem visually

• To create art

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CCSS.2.NBT.B.7

What does the term 'model' refer to in math?

• A musical instrument

• A fashion model

• A small version of something

• A type of food

What is spatial equality in the context of bar models?

• Equal numbers on both sides

• Equal shapes drawn

• Equal space taken up by the top and bottom bars

• Equal colors used

How can you represent equality in a bar model?

• Using letters

• Using different colors

• Using different shapes

• Using tally marks, dots, or numbers

If the total value of a bar is 10 and one part is 3, what is the missing part?

• 10

• 3

• 5

• 7

Tags

CCSS.1.OA.A.1

What is the 'part-part-whole' strategy in bar models?

• Finding the part by dividing the whole

• Finding the whole by multiplying parts

• Finding the part by subtracting the whole

• Finding the whole by adding parts

Tags

CCSS.1.OA.A.1

If you have a total of 18 and one part is 12, what is the other part?

• 10

• 12

• 8

• 6

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CCSS.1.OA.A.1

If the total is 120 and one part is 80, what is the missing part?

• 70

• 60

• 50

• 40

Tags

CCSS.2.OA.A.1

What is the total if you have parts 12 and 6?

• 22

• 20

• 16

• 18

Tags

CCSS.1.OA.A.1

What should you do if you know the total and one part in a bar model?

• Subtract the part from the total to find the missing part

• Add the part to the total

• Multiply the part by the total

• Divide the part by the total

Tags

CCSS.2.OA.A.1