Rational Numbers and Scientific Notation Review

Round to the nearest hundreds place: 422.346

• 422.35

• 422.2

• 422

• 400

Tags

CCSS.5.NBT.A.4

State if each number is rational or irrational. 

 √8

• Rational

• Irrational

State if each number is rational or irrational. 

1 4/5

• Rational

• Irrational

State if each number is rational or irrational. 

√9

• Rational

• Irrational

State if each number is rational or irrational.

π

• Rational

• Irrational

Tags

CCSS.8.NS.A.1

• 0.23

• 2.3

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

The cube root of which of the following numbers is between 4 and 5?

• 75

• 146

• 21

• 60

Tags

CCSS.8.EE.A.2

Tags

CCSS.8.NS.A.2

A day is equivalent to 8.64 × 104 seconds. What is this time in standard form?

• 8,640 seconds

• 86,400 seconds

• 864,000 seconds

• 864 seconds

Tags

CCSS.8.EE.A.3

How many times larger is 4 × 10⁸ than 2 × 10³?

• 2,000,000

• 20,000

• 2,000

• 200,000

Tags

CCSS.5.NBT.A.2