Math Addition Flashcard

Front

What is the result of adding a positive number and a negative number?

Back

The result depends on the absolute values of the numbers. If the positive number is greater, the result is positive; if the negative number is greater, the result is negative.

Front

What is the sum of two negative numbers?

Back

The sum of two negative numbers is always negative.

Front

How do you add multiple numbers together?

Back

You can add them sequentially, combining two at a time, or you can group them in a way that simplifies the calculation.

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 value of that number.

Front

What is the commutative property of addition?

Back

The commutative property of addition 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 when adding does not change the sum.

Front

What is the result of adding zero to a number?

Back

The result is the same number; adding zero does not change the value.

Front

How do you calculate the sum of a series of numbers?

Back

You can add them one by one or use formulas for specific series, such as arithmetic series.

Front

What is the difference between addition and subtraction?

Back

Addition combines quantities, while subtraction removes a quantity from another.

Front

What is the result of adding two positive numbers?

Back

The result is always a positive number.