Rational Numbers - Anderson

Front

What is a rational number?

Back

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

Front

How do you compare two rational numbers?

Back

To compare two rational numbers, convert them to a common denominator or convert them to decimal form and then compare their values.

Front

What does it mean when a number is negative?

Back

A negative number is a number that is less than zero, often representing a loss or a position below a defined point.

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

How do you represent a decrease in value using integers?

Back

A decrease in value is represented by a negative integer. For example, a decrease of 20 meters is represented as -20.

Front

What is the relationship between -4.2 and -4.8?

Back

-4.2 is greater than -4.8 because it is closer to zero on the number line.

Front

How do you express the fraction -4/9 in decimal form?

Back

-4/9 in decimal form is approximately -0.444.

Front

What is the result of adding a positive and a negative rational number?

Back

The result depends on the absolute values of the numbers. If the positive number is greater, the result is positive; if the negative number is greater, the result is negative.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'. For example, 4 < 6 means 4 is less than 6.

Front

What does the symbol '>' mean?

Back

The symbol '>' means 'greater than'. For example, 0 > -2 means 0 is greater than -2.