Adding and Subtracting Integers word problems

Front

What is the definition of an integer?

Back

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

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 take the sign of the integer with the larger absolute value.

Front

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

Back

The result depends on the absolute values of the integers; if the positive integer's absolute value is greater, the result is positive, and if the negative integer's absolute value is greater, the result is negative.

Front

What is the process for subtracting integers?

Back

To subtract an integer, add its opposite. For example, to subtract -3, you would add +3.

Front

What does it mean for a number to be negative?

Back

A negative number is a number that is less than zero.

Front

How do you find the change in temperature when given two temperatures?

Back

To find the change in temperature, subtract the initial temperature from the final temperature.

Front

What is the formula for calculating elevation change?

Back

The change in elevation is calculated by subtracting the initial elevation from the final elevation.

Front

If the temperature drops from 5°C to -3°C, what is the change in temperature?

Back

The change in temperature is 8°C.

Front

What is the significance of zero in integer operations?

Back

Zero is the integer that separates positive and negative numbers; adding or subtracting zero from an integer does not change its value.

Front

How do you interpret a negative elevation?

Back

A negative elevation indicates that the location is below sea level.