Integers in the Real World

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

How do you represent a decrease in altitude using integers?

Back

A decrease in altitude is represented by a negative integer. For example, descending 3000 ft is represented as -3000.

Front

What does a positive integer represent in a real-world context?

Back

A positive integer can represent quantities such as profit, elevation above sea level, or any other measurable amount that is above zero.

Front

How would you express an elevation of 3,358 ft above sea level as an integer?

Back

3,358 ft above sea level is expressed as the positive integer 3,358.

Front

What integer represents a profit of $250,000?

Back

A profit of $250,000 is represented as the positive integer $250,000.

Front

What integer represents a loss or debt?

Back

A loss or debt is represented by a negative integer. For example, owing $50 would be represented as -$50.

Front

How do you express being below sea level using integers?

Back

Being below sea level is expressed as a negative integer. For example, 2,250 ft below sea level is represented as -2,250.

Front

What is the significance of zero in the context of integers?

Back

Zero is an integer that represents a neutral point, indicating neither a positive nor a negative value.

Front

How can integers be used to represent financial transactions?

Back

Integers can represent profits as positive values and losses or debts as negative values in financial transactions.

Front

What integer would represent a temperature drop of 10 degrees?

Back

A temperature drop of 10 degrees would be represented as -10.