Multiplying and Dividing 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 product of two negative numbers?

Back

The product of two negative numbers is a positive number.

Front

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

Back

The product of a positive number and a negative number is a negative number.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is the result of multiplying -2.14 and 5.8?

Back

-12.412

Front

What is the result of multiplying 7.13 and -5.5?

Back

-39.215

Front

What is the result of multiplying -1.2 and -3.4?

Back

4.08

Front

How do you divide rational numbers?

Back

To divide rational numbers, multiply the first number by the reciprocal of the second number.

Front

What is the result of dividing 0.15 by -0.3?

Back

-0.5

Front

What is the result of dividing -1 by 10?

Back

-0.1