STAAR Review TEKS 8.2ABC

Point B could represent which of the following numbers?

• √24

• √30

• √35

• √42

Tags

CCSS.8.NS.A.2

The √20 is between which two integers?

• 2 & 3

• 3 & 4

• 4 & 5

• 5 & 6

Tags

CCSS.8.NS.A.2

If a number written in scientific notation is:

a x 10⁻³

Which of the following could be the number?

• 23,000

• 3,200

• 0.000023

• 0.0057

Tags

CCSS.8.EE.A.3

A millimeter is approximately 0.00109 yards. How is this number expressed in scientific notation?

• 1.09 x 10³

• 1.09 x 10⁻³

• 1.09 x 10⁻⁴

• 1.09 x 10⁻²

Tags

CCSS.8.EE.A.3

Which expression represents a number that is larger than 8,000 but smaller than 80,000?

• 8.0 x 10⁴

• 8.0 x 10³

• 7.9 x 10⁴

• 7.8 x 10²

Tags

CCSS.8.EE.A.3

How is 1.2 x 10⁻⁴ written is standard decimal notation?

• 12,000

• 1,200

• 0.012

• 0.00012

Tags

CCSS.8.EE.A.3

Which of the following represents 3,280 written in scientific notation?

• 3.28 x 10⁻³

• 32.8 x 10²

• 3.28 x 10³

• 0.328 x 10⁴

Tags

CCSS.8.EE.A.3

• F

• G

• H

• J

2. Which does NOT represent a rational number?

• √100

• √144

• √90

• 0.8̅8

Tags

CCSS.8.NS.A.1

Which number is an irrational number?

• √400

• √49

• √40

• √256

Tags

CCSS.8.NS.A.1