Grade 8 Math Review

-80 + 20

• 60
• 100
• -100
• -60

-10 + 10

• 20
• 0
• -20
• 1,000,000

 A soccer team is having a car wash. The team spent $55 on supplies. They earned $275, including tips. The team’s profit is the amount the team made after paying for supplies. Write a sum of integers that represents the team’s profit.

• -55 + 275 = -220
• none
• 55 + 275 = 220
• -55 + 275 = 220

If an elevator is on the 10th floor, and it descends 11 floors, what floor is the elevator on now?

• 0
• -1
• -11
• -10

10-(-19)=

• -5
• -29
• 29
• 30

-5-5=

• -5
• 0
• -10
• 1

What is a rational number?

• Any number
• A number that can be represented in the form of a fraction.
• A non terminating decimal
• A non perfect square

What is the square root of x²?

• x
• x²
• √x²
• Answer not found

What is the cubed root of 7³?

• 343
• 7
• 21

Which number is irrational?

• 0.416
• -8/5
• ∛64
• √27

Tags

CCSS.HSN.RN.B.3