Multiplication with Negatives and Fractions

When multiplying and dividing integers, how do you know the sign of the answer?

• keep the sign of the higher number

• odd number of negatives makes it negative

• even number of negatives make it positive

• two negatives makes it negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

-3 x 100 =

• 300

• -300

• 1

• -1

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

If I have two negatives what will the product be?

• Negative 

• Positive 

Tags

CCSS.7.NS.A.2A

• 2 2/7
• -1 4/5
• -2 2/7
• 1 4/5

Tags

CCSS.7.NS.A.2A

• 4 1/5
• -2 1/10
• -4 1/5
• 3 3/10

Tags

CCSS.7.NS.A.2A

Evaluate.

(a)  

Tags

CCSS.7.NS.A.2A

⅚ x (-½)

• -5/3

• 5/12

• -5/12

• 5/3

Tags

CCSS.7.NS.A.2A

Multiply:

(-3/10)(-5/12)

• 3/25

• 1/8

• -1/8

• -3/25

Tags

CCSS.7.NS.A.2A

What is negative one half times 6 ?

• 3

• -3

• 12

• -12

Tags

CCSS.7.NS.A.2A

In the following question, will the answer be negative or positive?
3/4 x (-3/4) x (-5/6)

• Negative

• Positive

• Zero

Tags

CCSS.7.NS.A.2A