Multiplying 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 does it mean to multiply two negative numbers?

Back

When you multiply two negative numbers, the result 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 determine the location of the decimal point in multiplication?

Back

Count the total number of decimal places in both numbers being multiplied, and place the decimal point in the product accordingly.

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Back

1

Front

Back

60

Front

If Angel withdrew $12 five times, how do you express this mathematically?

Back

(‒12)(5) = ‒60

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction.

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Back

15

Front

What is the rule for multiplying rational numbers?

Back

Multiply the absolute values and apply the sign rules: positive times positive is positive, negative times negative is positive, and positive times negative is negative.