Positive & Negative Numbers

Front

What is a positive number?

Back

A positive number is a number greater than zero, indicating a value above the reference point.

Front

What is a negative number?

Back

A negative number is a number less than zero, indicating a value below the reference point.

Front

How do you compare negative numbers?

Back

When comparing negative numbers, the number closer to zero is greater. For example, -2 is greater than -10.

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero but in the opposite direction. For example, the opposite of 4 is -4.

Front

What is the opposite of the opposite of a number?

Back

The opposite of the opposite of a number is the original number. For example, the opposite of the opposite of 16.4 is 16.4.

Front

What does it mean when a temperature is below zero?

Back

A temperature below zero is represented by a negative number. For example, 4 degrees below zero is -4.

Front

How do you represent a loss of money?

Back

A loss of money is represented by a negative number. For example, spending $4 is represented as -4.

Front

How do you represent a gain in height above sea level?

Back

A gain in height above sea level is represented by a positive number. For example, jumping 4 ft above sea level is represented as 4.

Front

What is the relationship between -10 and -1?

Back

-10 is less than -1, meaning -10 is lower than -1.

Front

What is the inequality that represents -2 being higher than -10?

Back

The inequality is -2 > -10.