Integer Operations Practice (Operations, Models, Word Problems)

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, the absolute value of -3 is 3.

Front

How do you add two integers with different signs?

Back

To add two integers with different signs, subtract the smaller absolute value from the larger absolute value and keep the sign of the integer with the larger absolute value.

Front

What is the result of adding two negative integers?

Back

The result of adding two negative integers is always a negative integer.

Front

What is the result of multiplying two negative integers?

Back

The result of multiplying two negative integers is a positive integer.

Front

What is the result of multiplying a positive integer by a negative integer?

Back

The result of multiplying a positive integer by a negative integer is a negative integer.

Front

How do you solve a word problem involving temperature changes?

Back

Identify the starting temperature, determine the change (increase or decrease), and then add or subtract accordingly.

Front

What is the formula for finding the depth of an object below sea level?

Back

The depth is represented as a negative integer, where sea level is 0. For example, -45,978 feet indicates a depth of 45,978 feet below sea level.

Front

Back

Front

Back