Unit 1: Number System Test Review

Any number that CAN be written (expressed) as a fraction is....

• Rational

• Irrational

Tags

CCSS.6.NS.C.6

Which is an example of an irrational number?

• 5/8

• 0.234

• _{6.238719802.....}

• -17

Tags

CCSS.8.NS.A.1

Choose which is TRUE:

• -0.22222 is irrational because it is negative

• 0.87118711187 is rational because it is a decimal

• 2/5 is rational because it is written as a fraction

• √12 is rational because 12 is a perfect square

Tags

CCSS.6.NS.C.6

What is 5/9 as a decimal:

• 0.5

• 0.45

• 0.¯5¯

• 0.59

What is the decimal expansion of 3/11?

• 0.33

• 0.27272727

• 0.27

• .311

A tree was 14 and 1/3 feet tall. Which decimal is equivalent to 14 and 1/3?

• 14.3333333

• 14.13

• 14.9

• 14.3

Express the repeating decimal of 0.444444..... as a fraction

• 4/10

• 4/9

• 2/5

• 44/100

Convert .05 into a fraction in simplest form

• 5/10

• 1/2

• 5/100

• 1/20

Convert 0.4 into a fraction in simplest form

• 1/4

• 4/10

• 2/5

• 1/8

What is 0.6666... in fraction form?

• 1/3

• 1/4

• 3/4

• 2/3