Addition and Subtraction

Front

What is the sum of 569 and 224?

Back

793

Front

What is the correct number sentence for the strip diagram showing 20 and 34?

Back

20 + 34 =

Front

How do you solve the equation using expanded form for 346 and 231?

Back

First, add the expanded forms: 300 + 40 + 6 + 200 + 30 + 1 = 500 + 70 + 7 = 577.

Front

What is the correct number sentence for the strip diagram showing 8 and 2?

Back

8 - 2 =

Front

What is the result of 975 minus 472?

Back

503

Front

What is the definition of addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total.

Front

What is the definition of subtraction?

Back

Subtraction is the mathematical operation of taking one number away from another.

Front

What is expanded form in mathematics?

Back

Expanded form is a way of writing numbers to show the value of each digit.

Front

How do you represent a number sentence?

Back

A number sentence is a mathematical statement that includes numbers and an operation (like + or -) to show a relationship.

Front

What is a strip diagram?

Back

A strip diagram is a visual representation of a mathematical problem that uses bars to show the relationship between numbers.