Number Sense C4L Practice

Convert the following number to Scientific Notation:

9,000,000

• 9x10^6

• 0.9x10^7

• 9x10^-7

• 9x10^-6

Evaluate |-3|+|-4+1|-|7-2|

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8
• 4.8 x 10²
• 4.08 x 10²
• 4.08 x 10^-15

-14 could be classified as all of these EXCEPT?

• Integer

• Real

• Rational

• Whole

Classify the number: 3

• natural, whole, integer, rational, real

• whole, integer, rational, real

• natural, whole, integer, irrational, real

• natural, whole, integer, rational

Rewrite using a positive exponent.
(-5)^-4

• (-5)⁴
• ¹/_(-5)^-4
• ¹/_(-5)⁴
• -625

Simplify (-9)⁰

Which number is the closest approximation to the value of √50?

• 5
• 10
• 25
• 7

Convert to standard form: 2.4 x 10^-3 

• 0.24

• 2400

• 0.024

• 0.0024

• 16

• -36

• -8

• 8