Directed Numbers

What is the opposite of -4.5 ? 

• -4.5

• 0

• 4.5

•  $\frac{1}{4.5}$  
  

+5.2,+2.6,−4.9,−2.5,−0.56,+7.5

The smallest number in this list is:

• −0.56

• +2.6

• −4.9

• +7.5

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

 $-6\ +\left(-15\right)\ =$  

• -21

• -9

• 9

• 11

Tags

CCSS.7.NS.A.1C

Which of the followings will have the same result with (+6) − (+2) ?

• −6 − 2

• 6 − 2

• −6 + 2

• 6 + 2

A thermometer which initially reads -7⁰ C, the temperature dropped by 10⁰ C during the night, what will be the new thermometer reading.

• -17⁰ C

• -3⁰ C

• 3⁰ C

• 17⁰ C

Tags

CCSS.7.NS.A.1C

Which of the following number statements is true?

• −0.9 > 0.1

• −1.2 > 2.1

• 4.2 > −6.8

• −2.5 < −6.55

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

 $\left(7-11\right)\times\left(1-7\right)=$  

• -11

• -3

• 14

• 24

 $5\ +\ \left(-3\right)\ \times\ \left(-2\right)^2$  

• 12

• 8

•  $-7$  
  

•  $-32$  
  

 $\left(-60\right)\div6\times4=$  

•  $\frac{5}{2}$  

•  $-\frac{5}{2}$  

• -40

• 40

 $-15\ \div\left(2-5\right)\ -6\ =$  

• -1

• -4

• -11

• -14

Tags

CCSS.7.NS.A.3