Addition and Subtraction

Front

What is addition?

Back

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

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What is the sum of 9 and 8?

Back

17

Front

If Ben has 4 cupcakes and Mary has 6 cupcakes, how many cupcakes do they have altogether?

Back

10 cupcakes

Front

If Ross has 13 pieces of candy and Joey has 4 pieces, how many pieces do they have in all?

Back

17 pieces of candy

Front

If Amy has 10 pencils and Jessica borrows one, how many pencils does Amy have now?

Back

9 pencils

Front

What is the sum of 5 and 9?

Back

14

Front

What does it mean to borrow in subtraction?

Back

Borrowing in subtraction means taking 1 from the next higher place value when the top number is smaller than the bottom number.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers and perform operations like addition and subtraction.

Front

What is a word problem in math?

Back

A word problem is a mathematical question presented in the form of a story or real-life scenario.