Real Number System

What type of number is  $\sqrt{2}$  ?

• Integer

• Rational Number

• Irrational Number(surds)

• Whole Number

How can you tell if a number is rational?

• it has a positive value

• it can be written as a ratio of two integers (a fraction)

• it has a negative value

What is the definition of an integer ?

• All positive and negative whole numbers

• Decimals or fractions that terminate for repeat

• All positive whole numbers

• 0

Tags

CCSS.8.NS.A.1

What type of number is ⅛ ?

• whole

• rational

• irrational

• integers

1.6666... is an example of a __________________ decimal.

• non-terminating

• terminating

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

If we convert this non-terminating but recurring decimal into fraction, what do we get?

• 11/99

• 22/99

• 1/9

• 2/9

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

The number system in which only 0 and 1 are used is

• quinary number system

• binary number system

Tags

CCSS.5.NBT.A.2

If we convert a decimal number 15 into a binary number, we get

• 1011₂

• 1101₂

• 1111₂

• 1110₂

If we convert 43₅ into a denary number, we get

• 23

• 43

• 34

• 35

The scientific notation of the number 3546000000 is

• 35.46 x 10⁸

• 3.54 x 10⁹

• 3.55 x 10⁹

• 3.546 x 10⁸

Tags

CCSS.8.EE.A.3