Adding and subtracting positive and negative numbers

Front

What is the result of -9 + (-7)?

Back

-16

Front

Evaluate: (-45) + 60 - 15

Back

0

Front

What is -6 + -9?

Back

-15

Front

Calculate: -9 + (-11)

Back

-20

Front

What is the result of -8 + (-10) + 8?

Back

-10

Front

Define positive numbers.

Back

Numbers greater than zero.

Front

Define negative numbers.

Back

Numbers less than zero.

Front

What is the sum of two negative numbers?

Back

The sum is negative.

Front

What happens when you add a positive number to a negative number?

Back

The result depends on the absolute values; it can be positive, negative, or zero.

Front

What is the result of adding zero to any number?

Back

The number remains unchanged.