Adding and Subtracting Positive and Negative Integers

Front

What is the result of -2 - (-1)?

Back

-1

Front

What is the result of 3 + (-9)?

Back

-6

Front

What is the result of -10 + 10?

Back

0

Front

What is the result of 13 - 19?

Back

-6

Front

What is the result of 1 - 2?

Back

-1

Front

Define a positive integer.

Back

A positive integer is a whole number greater than zero.

Front

Define a negative integer.

Back

A negative integer is a whole number less than zero.

Front

What is the rule for adding two integers with the same sign?

Back

Add their absolute values and keep the common sign.

Front

What is the rule for adding two integers with different signs?

Back

Subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.

Front

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

Back

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