Operations with Rational Numbers

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 the absolute values of the numbers. If the positive number is larger, the result is positive; if the negative number is larger, the result is negative.

Front

What happens when you add two negative numbers?

Back

When you add two negative numbers, the result is always negative.

Front

What is the result of multiplying a negative number by a positive number?

Back

The result of multiplying a negative number by a positive number is negative.

Front

What is the result of multiplying two negative numbers?

Back

The result of multiplying two negative numbers is positive.

Front

How do you subtract a negative number from a positive number?

Back

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

Front

If you have $78 and spend $12, how much do you have left?

Back

You have $66 left.

Front

What is the formula to find the total score in a game with multiple cards?

Back

The total score is the sum of the values on all the cards.

Front

How do you find the balance after a deposit into a negative account?

Back

Add the deposit amount to the negative balance to find the new balance.

Front

What is the result of dividing a negative number by a positive number?

Back

The result of dividing a negative number by a positive number is negative.