Strip Diagrams and Equations

Front

What is a strip diagram?

Back

A visual representation used to show the relationship between numbers in a problem, often using bars to represent quantities.

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CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you represent addition in a strip diagram?

Back

By placing two or more bars next to each other to show the total amount.

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CCSS.5.NBT.B.7

Front

How do you represent subtraction in a strip diagram?

Back

By showing one bar and then removing a part of it to indicate what is left.

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CCSS.7.NS.A.1C

Front

What does the equation K = 55 + 73 represent in a strip diagram?

Back

It shows that K is the total of 55 and 73 combined.

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CCSS.2.OA.A.1

Front

What is the purpose of using equations with strip diagrams?

Back

To mathematically express the relationships shown in the diagrams.

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CCSS.6.EE.B.6

Front

What does the equation D = 400 - 206 represent?

Back

It indicates that D is the result of subtracting 206 from 400.

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CCSS.HSF.LE.B.5

Front

How can you find the total number of items using a strip diagram?

Back

By adding the quantities represented by the bars in the diagram.

Tags

CCSS.2.OA.A.1

Front

What is the equation to find the total number of refrigerators and stoves if a factory makes 400 refrigerators and 125 more stoves?

Back

x = 400 + 400 + 125.

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CCSS.HSA.CED.A.3

Front

What is a word problem?

Back

A mathematical problem presented in a narrative form that requires interpretation to solve.

Front

How do you solve a word problem using a strip diagram?

Back

By identifying the quantities involved and representing them visually before forming an equation.

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CCSS.8.EE.C.7B