Approximating Irrational Numbers

What letter represents the best placement of ∛58 ?

• b.

• a.

• g.

• f.

• c.

Tags

CCSS.8.NS.A.2

• 7 and 8

• 9 and 10

• 6 and 7

• 8 and 9

Tags

CCSS.8.NS.A.2

Which is the best approximation of √72 ?

• 7.2

• 9.1

• 8.9

• 8.5

Tags

CCSS.8.NS.A.2

What letter represents the best placement of -√7 ?

• d.

• a.

• e.

• b.

• g.

Tags

CCSS.8.NS.A.2

Approximate the following irrational number to the nearest hundredth without using a calculator.
The square root of 32

• 5.33

• 4.5

• 8

• 5.66

Tags

CCSS.8.NS.A.2

Which value best approximates point R?

• 18/4

• √50.9

• √7.13

• π²

Tags

CCSS.8.NS.A.2

• -4.26795

• 4.26795

• -7.73205

• -10.39230

• 10.39230

Tags

CCSS.8.NS.A.2

• 5.869767854

• 5.567764363

• 4.498363741

• Cannot be calculated under the real numbers

Tags

CCSS.8.NS.A.2

Rate your understanding of approximating irrational numbers.

• 5 - I have mastered the concept

• 4 - I understand it

• 3 - Sort of

• 2 - I need some help

• 1 - I do not understand at all

Tags

CCSS.8.NS.A.2

Which is the best approximation of point P?

• √8

• √2.8

• 17/5

• 2 1/4

Tags

CCSS.8.NS.A.2