01/21 AM: Multiplying and Dividing Rational Numbers

 $\frac{2}{5}\ \times\ \frac{-1}{2}$  

•  $\frac{-2}{5}$  

•  $\frac{1}{10}$  

•  $\frac{-1}{5}$  

•  $\frac{2}{10}$  

Tags

CCSS.7.NS.A.2A

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:

Two numbers with opposite signs?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.1A

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

Convert to a decimal then classify:

7/35

• Terminating

• Nonterminating

• Repeating

• Non-repeating

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Find the difference of 7/10 - 9/10

• 5
• -1/5
• -8/5
• 8/5

Tags

CCSS.7.NS.A.1C

What is the reciprocal for  $\frac{3}{4}$  ?

(a)  

Tags

CCSS.6.NS.A.1