SC Ready Review 8th Grade Math

To which real number set do the following real numbers belong?

• Irrational Numbers

• Natural Numbers

• Rational Numbers

• Integers

We know that π (Pi) is approximately equal to 3.141592654... To which subset of the real numbers does π belong?

• Irrational Numbers

• Rational Numbers

• Integers

• Natural Numbers

Simplify the expression using exponents.

• 81⁸

• 9¹⁵

• 9⁸

• 81¹⁵

Tags

CCSS.8.EE.A.1

Using exponents, what is the simplified form of the expression (2⁴)⁷

• 2³

• 14²⁸

• 2²⁸

• 2¹¹

Tags

CCSS.8.EE.A.1

Using exponents, what is the simplified form of this expression?

• 5⁹

• 1⁵

• 5¹⁴

• 5⁵

Tags

CCSS.8.EE.A.1

How do you write the standard number 0.00095 in scientific notation?

• 9.5 x 10^-3

• 9.5 x 10^-5

• 9.5 x 10^-4

• 9.5 x 10^-6

Write the standard number 6,267,000 in scientific notation.

• 62.67 x 10⁶

• 6.267 x 10⁶

• 6.267 x 10⁴

• 6.267 x 10⁷

How do you write 8.7 x 10^-1 in standard form?

• 0.87

• 8.7

• 87

• 0.087

Tags

CCSS.8.EE.A.3

What is the best estimate for the following.

• 9.3432...

• 6.782...

• 8.2326...

• 10.7638...

Tags

CCSS.8.NS.A.2

This is between which two integers?

• 12 and 13

• 13 and 14

• 45 and 46

• 91 and 92

Tags

CCSS.8.NS.A.2