addition

Front

What is addition?

Back

Addition is a mathematical operation that combines two or more numbers to get a total or sum.

Front

What is the sum of 5 and 7?

Back

The sum of 5 and 7 is 12.

Front

What is the result of adding 9 and 1?

Back

The result of adding 9 and 1 is 10.

Front

What do you get when you add 2 and 9?

Back

When you add 2 and 9, you get 11.

Front

What is 3 plus 10?

Back

3 plus 10 equals 13.

Front

What is the sum of 3 and 7?

Back

The sum of 3 and 7 is 10.

Front

How do you perform addition with two-digit numbers?

Back

To perform addition with two-digit numbers, align the numbers by place value and add each column starting from the right.

Front

What is a common property of addition?

Back

A common property of addition is the commutative property, which states that changing the order of the addends does not change the sum.

Front

What is the associative property of addition?

Back

The associative property of addition states that the way in which numbers are grouped does not change their sum.

Front

What is the identity property of addition?

Back

The identity property of addition states that adding zero to any number does not change the number.