4.5A Strip Diagram Equations

Front

What is a strip diagram?

Back

A visual representation used to show the relationship between numbers in a problem, often used in addition and subtraction.

Front

What does the equation 36 + 27 + 58 = ? represent?

Back

It represents the total when adding the numbers 36, 27, and 58 together.

Front

What operation is used in the equation 86 - 26 = P?

Back

Subtraction.

Front

What is the purpose of using equations with strip diagrams?

Back

To express the relationships shown in the diagrams mathematically.

Front

What does the equation J = 90 + 30 + 10 + 5 mean?

Back

It means that J is the total of adding 90, 30, 10, and 5.

Front

How do you determine if you should add or subtract in a problem?

Back

Look at the context of the problem; if you are combining amounts, use addition; if you are finding the difference, use subtraction.

Front

What is the result of the equation 36 + 27?

Back

63.

Front

What does the term 'equation' mean?

Back

A mathematical statement that shows the equality of two expressions.

Front

What is the difference between addition and subtraction?

Back

Addition combines numbers to find a total, while subtraction finds the difference between numbers.

Front

What does the equation 58 - 36 - 27 = ? represent?

Back

It represents finding the remaining amount after subtracting 36 and 27 from 58.