Integer Word Problems

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero. Examples include -3, 0, and 5.

Front

How do you subtract integers?

Back

To subtract an integer, you can add its opposite. For example, to calculate 5 - 3, you can think of it as 5 + (-3) = 2.

Front

What does it mean to have a negative temperature?

Back

A negative temperature indicates that the temperature is below zero. For example, -4º C means it is 4 degrees below freezing.

Front

How do you find the change in temperature?

Back

To find the change in temperature, subtract the initial temperature from the final temperature. For example, if the temperature changes from -3º C to -4º C, the change is -4 - (-3) = -1.

Front

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

Back

The result depends on the absolute values of the integers. If the positive integer is larger, the result is positive; if the negative integer is larger, the result is negative.

Front

What happens when you multiply a positive integer by a negative integer?

Back

The result is always negative. For example, 3 * -2 = -6.

Front

What is the result of rolling a die and getting an odd number in a game?

Back

If the number is odd, you lose 10 times that number. For example, rolling a 3 means you lose 10 * 3 = -30.

Front

How do you calculate the final balance after a deposit?

Back

To calculate the final balance, add the deposit amount to the current balance. For example, if you have $47 and deposit $55, the final balance is $47 + $55 = $102.

Front

What is the floor number after going down and then up in an elevator?

Back

To find the final floor, subtract the number of floors gone down from the starting floor, then add the number of floors gone up. For example, starting on the 20th floor, going down 11 floors and then up 5 floors results in 20 - 11 + 5 = 14.

Front

What is the significance of zero in integers?

Back

Zero is an integer that represents a neutral point. It is neither positive nor negative and is used as a reference point in many mathematical operations.