Module 3 Integers and Rational Numbers Review

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

Front

What are rational numbers?

Back

Rational numbers are numbers that can be expressed as a fraction or ratio of two integers, where the denominator is not zero.

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero on the number line but in the opposite direction.

Front

How do you compare rational numbers?

Back

To compare rational numbers, convert them to a common denominator or decimal form and then determine which is greater or lesser.

Front

What does it mean for a number to be below sea level?

Back

A number below sea level is represented as a negative integer, indicating a depth below the reference point of sea level.

Front

What is the value of -4.5 in relation to -4.1?

Back

-4.5 is less than -4.1, meaning it is further to the left on the number line.

Front

How do you represent a number on a number line?

Back

To represent a number on a number line, locate its position based on its value relative to zero and other integers.

Front

What is the significance of zero in integers?

Back

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

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, and if the negative integer is larger, the result is negative.

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, and is always non-negative.