Unit 2 Test - Ready Math

Front

What is a negative number?

Back

A negative number is a number that is less than zero, often used to represent a loss or a deficit.

Front

What is the sum of two negative numbers?

Back

The sum of two negative numbers is always negative.

Front

How do you add a negative number to a positive number?

Back

When adding a negative number to a positive number, you subtract the absolute value of the negative number from the positive number.

Front

What does the expression (-19) - 4 represent in a real-world context?

Back

It can represent a situation where the temperature was -19 degrees and then it decreased by 4 degrees.

Front

What is the result of adding -26 and -37?

Back

The result is -63.

Front

Is it possible for the sum of two numbers to be negative?

Back

Yes, if both numbers are negative, their sum will also be negative.

Front

What is the meaning of absolute value?

Back

Absolute value is the distance of a number from zero on the number line, regardless of direction.

Front

How do you calculate the score after earning points from a negative score?

Back

You add the points earned to the negative score, which may result in a positive or negative total.

Front

What is the difference between a positive and a negative integer?

Back

Positive integers are greater than zero, while negative integers are less than zero.

Front

What does it mean to decrease a temperature?

Back

To decrease a temperature means to lower its value, which can be represented by subtracting from the current temperature.