Strip Diagrams

Front

What is a strip diagram?

Back

A strip diagram is a visual representation used to show the relationship between numbers in a math problem, often used for addition and subtraction.

Front

What does the equation 86 - 26 = P represent in a strip diagram?

Back

It shows that if you take away 26 from 86, you find the value of P.

Front

What does the equation 349 - 137 = ? represent in a strip diagram?

Back

It shows that if you take away 137 from 349, you can find the answer to the question.

Front

What is the difference between addition and subtraction?

Back

Addition combines numbers to find a total, while subtraction takes one number away from another.

Front

What does the equation 159 + 89 = ? represent in a strip diagram?

Back

It shows that if you combine 159 and 89, you can find the total.

Front

How do you identify if a problem is addition or subtraction using a strip diagram?

Back

Look at the diagram: if it shows parts being combined, it's addition; if it shows parts being taken away, it's subtraction.

Front

What is the purpose of using strip diagrams in math?

Back

They help visualize math problems, making it easier to understand the relationships between numbers.

Front

What is the first step in solving a problem with a strip diagram?

Back

Identify the numbers involved and what operation (addition or subtraction) is needed.

Front

What does the term 'number sentence' mean?

Back

A number sentence is a mathematical statement that includes numbers and an operation, like 5 + 3 = 8.

Front

What is an example of an addition number sentence?

Back

An example is 7 + 5 = 12.