7.NS.1 & 2

___ (-6) = -18

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

2 (___) = -18

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Determine whether each expression is equal to (2)(-3)(-4). 

Select Yes or No for each equation.

Groups:

(a) Yes

,

(b) No

• (-3) (8)

• (-4) (-6)

• (12) (2)

• (6) (-4)

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Joshua says this equation is true.

6 (-4) = -24

Which statement explains why Joshua is correct?

• The product of two negative numbers is a positive number.

• The product of two negative numbers is a negative number.

• The product of a positive and a negative number is a positive number.

• The product of a positive number and a negative number is a negative number.

Tags

CCSS.7.NS.A.2A

Without solving, determine whether the value of each expression is positive or negative.​ ​

Groups:

(a) Positive

,

(b) Negative

• (-13) (-3) (2) (-6)

• (-3)²

• (-6) (-11)

• (-1) (-12)³

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the quotient of 4.8 ÷ (-0.4)?

Tags

CCSS.7.NS.A.2B

Ms. Carradine's class is timing how long it takes an object to hit the ground. When the object fell, its elevation changed a total of -4.9 m in 0.71 s. Which rational number represents the average change in elevation of the object, in meters per second?

Tags

CCSS.7.NS.A.3

Determine whether each equation is true.

Select True or False for each equation.

Groups:

(a) True

,

(b) False

Tags

CCSS.7.NS.A.2B

What is the sum of -19 and -76?

Tags

CCSS.7.NS.A.1C

Determine whether each expression is equivalent to 47 - (-38).

Groups:

(a) Yes, equivalent

,

(b) No, not equivalent

• 47 + 38

• 47 - 38

• 38 + (-47)

• 47 + (-38)

• 38 - (-47)

Tags

CCSS.7.NS.A.1B