Operations and Algebraic Expressions

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 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 does the plus sign (+) mean?

Back

The plus sign means to add numbers together.

Front

What does the minus sign (−) mean?

Back

The minus sign means to take away or subtract one number from another.

Front

If you have 5 apples and you get 3 more, how many apples do you have?

Back

You have 8 apples.

Front

If you have 10 candies and you give away 4, how many candies do you have left?

Back

You have 6 candies left.

Front

What is the total of 2 + 2?

Back

The total is 4.

Front

What is the missing number in 7 + ? = 10?

Back

The missing number is 3.

Front

If 5 - 2 = ?, what is the answer?

Back

The answer is 3.