Classifying and Estimating Real Numbers

Classify this number:  2

• real

• real      rational

• real      rational        integer

• real   rational   integer   whole

Classify this number:  ⅚

• real

• real      rational

• real      rational        integer

• real   rational   integer   whole

• 1 and 2

• 3 and 4

• 7 and 8

• 5 and 7

Estimate the square of this non-square number.

• 10.1

• 11.1

• 10.5

• 11.5

Which of the following statements is NOT True

• All integers are rational numbers

• Some rational numbers are whole numbers

• All whole numbers are natural numbers

• All irrational numbers are real numbers

Which of the following is irrational? Check all that apply.

• 2.3248

• 3.24148.....

• 8.22222

• √156.25

• √325

Estimate the value of √19. Between which two whole numbers?

• 3 & 4

• 4 & 5

• 361 & 362

• 362 & 363

Which categories does -7 belong in? Check all that apply.

• Whole

• Natural

• Integer

• Rational

• Irrational

What is the most specific category that -17.5 belongs to?

• Real

• Rational

• Whole

• Integer

Which of the following statements is NOT true?

• Sometimes square roots can be irrational.

• All rational numbers are real

• All real numbers are irrational.

• All natural numbers are whole numbers.

• All whole numbers are integers.