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 is the product of two negative rational numbers?

Back

The product of two negative rational numbers is positive.

Front

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

Back

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

Front

What is the Commutative Property of Multiplication?

Back

The Commutative Property states that changing the order of the numbers in a multiplication problem does not change the product. For example, a × b = b × a.

Front

What is the Associative Property of Multiplication?

Back

The Associative Property states that the way in which numbers are grouped in multiplication does not change the product. For example, (a × b) × c = a × (b × c).

Front

What is the Zero Property of Multiplication?

Back

The Zero Property states that any number multiplied by zero equals zero. For example, a × 0 = 0.

Front

What is the Identity Property of Multiplication?

Back

The Identity Property states that any number multiplied by one equals the number itself. For example, a × 1 = a.

Front

Calculate: (-3) × 4

Back

-12

Front

Calculate: (-2) × (-5)

Back

10

Front

Calculate: 7 × (-3)

Back

-21