Negative Numbers Flashcard

Front

What are whole numbers?

Back

Whole numbers are the set of numbers that start from zero and include all positive integers (0, 1, 2, 3, ...). They do not include negative numbers or fractions.

Front

What is the role of zero in the number line?

Back

Zero is the special number that separates positive numbers from negative numbers on the number line.

Front

How do positive and negative integers compare?

Back

A positive number is always bigger than a negative number.

Front

What temperature does water freeze at?

Back

Water freezes at 0 degrees Celsius.

Front

What is the default sign of a number without a sign?

Back

The default sign for a number without any sign in front of it is positive.

Front

What are negative numbers?

Back

Negative numbers are numbers that are less than zero, represented with a minus sign (-). They are found to the left of zero on the number line.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, the absolute value of -5 is 5.

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction or ratio of two integers, where the denominator is not zero.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero. Examples include -3, 0, and 4.

Front

What is the number line?

Back

The number line is a visual representation of numbers in a straight line, where each point corresponds to a number, with zero in the center.