8th Grade Math Final Practice (InfinityTMI)

Convert the repeating decimal 0.333... into a fraction.

• 1/2

• 1/3

• 1/4

• 1/5

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Convert the repeating decimal 0.142857142857... into a fraction.

• 1/5

• 1/6

• 1/7

• 1/8

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Explain why the number √2 is considered irrational and approximate it to the nearest hundredth.

• √2 is rational because it can be expressed as a ratio of two integers, and its decimal expansion terminates. Approximated to the nearest hundredth, √2 ≈ 1.40

• √2 is irrational because it cannot be expressed as a ratio of two integers, and its decimal expansion neither terminates nor repeats. Approximated to the nearest hundredth, √2 ≈ 1.41

• √2 is rational because it can be expressed as a ratio of two integers, and its decimal expansion repeats. Approximated to the nearest hundredth, √2 ≈ 1.42

• √2 is irrational because it cannot be expressed as a ratio of two integers, and its decimal expansion terminates. Approximated to the nearest hundredth, √2 ≈ 1.43

Tags

CCSS.8.NS.A.1

Estimate the value of √3 to the nearest tenth.

• 1.5

• 1.6

• 1.7

• 1.8

Tags

CCSS.8.NS.A.2

Imagine the numbers √5 and 2.2 on a number line, and determine which is greater.

• √5 is greater than 2.2

• 2.2 is greater than √5

• √5 and 2.2 are equal

• Cannot be determined

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Estimate the value of π² and compare it to 9.

• π² is less than 9

• π² is equal to 9

• π² is greater than 9

• Cannot be determined

Tags

CCSS.8.NS.A.2

• A) 16

• B) 32

• C) 64

• D) 256

Tags

CCSS.8.EE.A.1

• A) 5

• B) 25

• C) 125

• D) 625

Tags

CCSS.8.EE.A.1

• A) (243/5)

• B) (81/5)

• C) (27/5)

• D) (9/5)

Tags

CCSS.8.EE.A.1

What is the square root of 25?

• 3

• 4

• 5

• 6

Tags

CCSS.8.EE.A.2