4.5A Strip Diagram Equations

Front

What is a strip diagram?

Back

A strip diagram is a visual representation used to show the relationship between numbers in addition or subtraction problems.

Front

What does addition mean?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What does subtraction mean?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

Front

How do you identify if a problem requires addition or subtraction?

Back

Look for keywords: 'total' or 'combined' suggests addition, while 'left' or 'remaining' suggests subtraction.

Front

What is the number sentence for 36 added to 27?

Back

36 + 27 = 63.

Front

What is the number sentence for 58 minus 36?

Back

58 - 36 = 22.

Front

If you have 471 and you take away 133, what is the result?

Back

471 - 133 = 338.

Front

What is the sum of 36, 27, and 58?

Back

36 + 27 + 58 = 121.

Front

What is a number sentence?

Back

A number sentence is a mathematical statement that shows a relationship between numbers using operations like addition or subtraction.

Front

What is the difference between addition and subtraction?

Back

Addition combines numbers to get a total, while subtraction removes a number from another to find the difference.