Rational Number Operations

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

What is the sum of a positive and a negative number?

Back

The sum of a positive and a negative number depends on their absolute values. If the positive number's absolute value is greater, the result is positive; if the negative number's absolute value is greater, the result is negative.

Front

What is the result of adding two negative numbers?

Back

The result of adding two negative numbers is always negative.

Front

What does subtracting a negative number mean?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

What is the result of -8 - (-4)?

Back

The result is -4.

Front

How do you divide a positive number by a negative number?

Back

Dividing a positive number by a negative number results in a negative quotient.

Front

What is the result of 44 / -4?

Back

The result is -11.

Front

What is the sum of -½ and -½?

Back

The sum is -1.

Front

What is the result of 7.9 + (-18.72)?

Back

The result is -10.82.

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.