Math Math

Front

-9 + 0 = ?

Back

-9

Front

1 - 4 = ? (Use a number line)

Back

-3

Front

-5 + 8 = ?

Back

3

Front

7 + 2 = ?

Back

9

Front

-1 - 5 = ?

Back

-6

Front

What is the sum of two negative numbers?

Back

The sum of two negative numbers is always negative.

Front

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

Back

The result depends on the absolute values; if the positive number is larger, the result is positive, otherwise it's negative.

Front

What is the result of subtracting a larger number from a smaller number?

Back

The result is negative.

Front

What is the identity property of addition?

Back

The identity property of addition states that any number plus zero equals the number itself.

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.