Operations on integers

(-10)/2 - 2

• Undefined
• 0
• -3
• -7

Tags

CCSS.7.NS.A.2C

The rules for multiplying integers is the same as the rules for dividing integers. (not including dividing by 0)

• True

• False

Tags

CCSS.7.NS.A.2C

Use the commutative and/or associative properties to simplify the product.

-200 x 21 x -50 x 3 =

• -63,000

• 63,000

• 630,000

• -630,000

Tags

CCSS.7.NS.A.2C

Which of the following expressions have a value of 12? Circle all that apply.

• -10+2

• -9+21

• (-12)(-1)

• 6÷(-3)

• 4(-3)

Tags

CCSS.7.NS.A.2C

multiplying

different signs

• add and keep the sign

• subtract and keep the sign of the larger

• add the opposite

• positive answer

• negative answer

Tags

CCSS.7.NS.A.2C

Solve:

∣-20∣ = x/-30

• x = -600

• x = 10

• x = 50

• x = -50

Tags

CCSS.7.NS.A.2C

Solve: 3(-2)(-5)(-4)(-1/2)

Tags

CCSS.7.NS.A.2C

What is the analogy for multiplying integers?

• Managing money
• Driving a car
• Baking a cake
• Playing a sport

Tags

CCSS.7.NS.A.2C

-10 (-3x - 5y)

• 30x - 50y

• -30x - 50y

• 80xy

• 30x + 50y

Tags

CCSS.7.NS.A.2C

Simplify: 

• -6x+12
• -6x-12
• 6x-12
• 6x+12

Tags

CCSS.7.NS.A.2C