Multiplying Rational Numbers

Find the product.  Then, simplify.

• 2/24
• 3/24
• 1/12
• 3/16

Tags

CCSS.5.NF.B.6

Multiply.

• 28/54
• -8/21
• -2  7/54
• -1

Tags

CCSS.7.NS.A.2A

If I have a positive multiplied with a positive, what will the answer be?

• Positive 
• Negative 

Tags

CCSS.3.OA.D.9

If I have two negatives what will the product be?

• Negative 
• Positive 

Tags

CCSS.7.NS.A.2A

(-9)(-8)

• -72
• 72
• 81
• -81

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

( - ¼ ) ( ½ )

• -1/16
• - ⅛
• - ½
• ⅛

Tags

CCSS.7.NS.A.2A

-⅔ × -⅘

• 2/3
• -6/8
• 8/15
• -8/15

Tags

CCSS.7.NS.A.2A

What is the sign of the product?
(-) x (-) x (-) x (-) x (-)

• Positive
• Negative

Tags

CCSS.3.OA.D.9

What is the sign of the product?
(-) x (-) x (+) x (-) x (-)

• Positive 
• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When we are adding, the rule for numbers with the same sign is...

• same signs subtract
• same signs add and keep
• same signs positive
• same signs negative

Tags

CCSS.7.NS.A.1C