8th Grade Review and more

The numbers -20 and 20 are

• Negative

• Positive

• Opposites

• Rational

When you're comparing numbers using the number line, the number to the farthest left is the...

• Smallest
• Greatest

What's another way to define absolute value?

• The value of a number
• The opposite of a number
• The distance of a number from zero
• The multiplicative inverse of a number

What is a rational number ?

• A rational number  is a number that cannot be written as a fraction.
• A rational number is a number that can be written as a ratio.
• A rational number cannot be a repeating  decimal.
• A rational number is a never ending never repeating decimal.

Write 2 x 2 x 2 x 2 using exponents.

• 2⁴

• 2 x 4

• 4²

• 2³

Write 5 x 5 using exponents.

• 5²

• 5 x 2

• 2⁵

• 5³

Write 2³ in expanded form.

• 2 x 2 x2

• 2 x 3

• 2 x 2

• 3 x 3 x 3

Write 6 x 6 x 6 x 6 x 6 using exponents.

• 6⁵

• 6 x 5

• 5⁶

• 6⁴

Write 12² in expanded form.

• 12 x 12

• 12 x 2

• 12

• 24

What is the square root of 4?

• 9
• 4
• 2
• 10