Multiplying & Dividing Rational Numbers

What is the sign of:

the product of two positive numbers?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

What is the sign of:

the product of two numbers with opposite signs?

• Positive

• Negative

• Zero

What is the sign of:

The quotient of two negative numbers?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

Determine the product: -3 X (3)

• 9

• -9

• 1

• -1

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Determine the product: -2.14 x (5.8) =

• -12.412

• 10.45

• 12.412

• -10.45

Tags

CCSS.7.NS.A.2A

Determine the quotient: -22.196 / 6.2 =

• 4.12

• 3.58

• -4.12

• -3.58

Tags

CCSS.7.NS.A.2B

Determine the product: 2/9 X (-6/11)=

*Simplify your answer!

• -12/99

• 12/99

• -4/33

• 4/33

Tags

CCSS.7.NS.A.2A

Determine the quotient:

4 1/3 divided by (-3 1/6)=

Write as a mixed number, if possible.

• -26/19

• 26/19

• 1 7.19

• -1 7/19

Tags

CCSS.7.NS.A.2B

What does the commutative property mean?

• You can group the numbers in any order and get the same answer

• You can change the order of the number and get the same answer.

Tags

CCSS.1.OA.B.3

What does the associative property mean?

• You can group the numbers in any order and get the same answer

• You can change the order of the number and get the same answer.

Tags

CCSS.1.OA.B.3