Pick the standard form

Exercise and reference answers

Questions

1. Question

   150,000,000,000

   Choices

   1. 1.5 x 10^11
   2. 15 x 10^10
   3. 1.5 x 10^9

   Correct choice

   1.5 x 10^11

2. Question

   0.000007

   Choices

   1. 7 x 10^-5
   2. 7 x 10^-6
   3. 7 x 10^-7

   Correct choice

   7 x 10^-6

3. Question

   4,050,000

   Choices

   1. 40.5 x 10^5
   2. 4.05 x 10^5
   3. 4.05 x 10^6

   Correct choice

   4.05 x 10^6

4. Question

   0.0016

   Choices

   1. 1.6 x 10^-3
   2. 1.6 x 10^-2
   3. 16 x 10^-3

   Correct choice

   1.6 x 10^-3

Instructions

Tap the correct standard form for each number.

Explanation