Adding and Subtracting Integers

Front

What is a zero pair?

Back

A zero pair consists of one positive integer and one negative integer that cancel each other out, resulting in a total of zero.

Front

How do you represent a temperature change of +10 degrees and -3 degrees starting from 20 degrees Fahrenheit?

Back

The final temperature is represented by the integer 27 (20 + 10 - 3 = 27).

Front

What is the result of (-13) + 8?

Back

The result is -5.

Front

What do we find when adding integers with different signs?

Back

We find the difference between the absolute values of the integers.

Front

What does the answer 3 represent in the context of counters?

Back

It represents the total count after combining positive and negative counters.

Front

What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What is the sum of two positive integers?

Back

The sum of two positive integers is always a positive integer.

Front

What is the sum of two negative integers?

Back

The sum of two negative integers is always a negative integer.

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.

Front

What is the absolute value of an integer?

Back

The absolute value of an integer is its distance from zero on the number line, regardless of direction.