Mastering Multiplication of Positive and Negative Rational Numbers

What is the main objective of the lesson?

• To divide rational numbers

• To multiply rational numbers

• To subtract rational numbers

• To add rational numbers

According to the multiplication property of zero, what is the product of any number and zero?

• The number itself

• Zero

• One

• Infinity

What does the identity property of multiplication state?

• Any number multiplied by one is itself

• Any number multiplied by itself is one

• Any number multiplied by two is double

• Any number multiplied by zero is zero

What is the product of two rational numbers with the same sign?

• Negative

• Zero

• Positive

• Undefined

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

• Undefined

• Zero

• Negative

• Positive

What is the product of -1/3 and 2/7?

• 2/21

• -2/21

• -1/21

• 1/21

What is the product of -1.2 and 8.1?

• -9.72

• 9.72

• -7.92

• 7.92

What is the product of -4.2 and -3?

• -12.6

• 12.6

• -1.26

• 1.26

What is the product of 0.08 and -4?

• -0.08

• 0.08

• -0.32

• 0.32

What is the product of -3.8 and -4.5?

• 1.71

• -1.71

• 17.1

• -17.1