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Scientific Notation Questions - All Grades

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Grade 7 Scientific Notation
Write the number 64,000 in scientific notation.
  1. [math]6.4 xx 10^4[/math]
  2. [math]6.4 xx 10 ^ -4[/math]
  3. [math]6.4 xx 10 ^5[/math]
  4. [math]6.4 xx 10^-5[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Write .0083 in scientific notation.
  1. [math]8.3 xx 10^3[/math]
  2. [math]8.3 xx 10^4 [/math]
  3. [math]8.3 xx 10 ^-3[/math]
  4. [math]8.3[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Express [math]3910.28 xx 10^4[/math] using proper scientific notation.
  1. [math]3.91028 xx10^6[/math]
  2. [math]3.91028 xx10^8[/math]
  3. [math]3.91028 xx10^7[/math]
  4. [math]39.1028xx10^5[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.3
Which of the following is least?
  1. [math]5xx10^-2[/math]
  2. [math]5xx10^-1[/math]
  3. [math]5xx10^1[/math]
  4. [math]5xx10^2[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
The wavelength of light is 0.000065 meters. What is this value in scientific notation?
  1. [math]6.5xx10^-4[/math]
  2. [math]0.65xx10^-6[/math]
  3. [math]6.5xx10^-3[/math]
  4. [math]6.5xx10^-5[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Which of the following numbers is not written in scientific notation?
  1. [math]8.6 xx 10^4[/math]
  2. [math]2.12 xx 10[/math]
  3. [math]22.1 xx 10^(-5)[/math]
  4. [math]9.9132 xx 10^(-1)[/math]
Grade 8 Scientific Notation
Write in scientific notation.

42,300
  1. forty-two thousand, three hundred
  2. [math]4.23 xx10^4[/math]
  3. .00423
  4. 40,000 + 2,000 + 300
Grade 8 Scientific Notation
What is the number 0.00003007 expressed in scientific notation?
  1. [math]3.007 xx 10^5[/math].
  2. [math]3.7 xx 10^-5[/math].
  3. [math]3.007 xx 10^-5[/math].
  4. [math]3.007 xx 10^-4[/math].
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Convert 0.00088 to scientific notation.
  1. [math]88 xx 10^(-5)[/math]
  2. [math].88 xx 10^(-3)[/math]
  3. [math]8.8 xx 10^(-4)[/math]
  4. [math]8.8 xx 10^4[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
What is [math]3.2 xx 10^-3 [/math] written in standard form?
  1. 3,200
  2. 0.0032
  3. 0.032
  4. 320
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Perform the indicated computation. Give the answer in scientific notation.
[math](6.1 xx 10 ^5) (4 xx 10 ^-9)[/math]
  1. [math] 2.44 [/math]
  2. [math]2.44 xx 10 ^ 3[/math]
  3. [math]2.44 xx 10 ^ -3[/math]
  4. [math]2.44 xx 10 ^14[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Convert to scientific notation.

0.00018
  1. [math]1.8xx10^-5[/math]
  2. [math]1.8xx10^-9[/math]
  3. [math]1.8xx10^-4[/math]
  4. None of the above
Grade 8 Scientific Notation CCSS: 8.EE.A.3
The Moon is about [math]2.26 xx 10^5[/math] miles from Earth. What is this distance in standard form?
  1. 22,600 miles
  2. 226,000 miles
  3. 2,260,000 miles
  4. 22,600,000 miles
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Perform the indicated computation. Give the answer in scientific notation.
[math](6.9 xx 10^8)/(3 xx 10^5) [/math]
  1. [math]2.3 xx 10 ^3[/math]
  2. [math]2.3 xx 10^13[/math]
  3. [math]2.3 xx 10^-3[/math]
  4. [math]2.3 xx 10^4[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.3
In the year 2000, Los Angeles, CA had a population of about 3,700,000 people. What is this number in scientific notation?
  1. [math]3.7 xx 10^-6[/math]
  2. [math]3.7 xx 10^-5[/math]
  3. [math]3.7 xx 10^5[/math]
  4. [math]3.7 xx 10^6[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Choose the correct answer.
[math](6.2xx10^7)/(0.5xx10^4)[/math]
  1. [math] 1.24xx10^4 [/math]
  2. [math] 3.1xx10^11 [/math]
  3. [math] 12.4xx10^11 [/math]
  4. [math] 3.1xx10^3 [/math]
Grade 7 Scientific Notation
Which one shows [math]1.9 xx 10^-4[/math] in standard form?
  1. 0.0019
  2. 0.00019
  3. 0.019
Grade 8 Scientific Notation CCSS: 8.EE.A.4
What is 1,284,320 written in scientific notation?
  1. [math]1.28 xx 10^5[/math]
  2. [math]1.28 xx 10^6[/math]
  3. [math]1.28 xx 10^-6[/math]
  4. [math]1.28 xx 10^-5[/math]
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Which correctly expresses the number below in SCIENTIFIC NOTATION?

[math]4,070,000[/math]
  1. [math]4.7 xx 10^7[/math]
  2. [math]4.07 xx 10^6[/math]
  3. [math]4.07 xx 10^5[/math]
  4. [math]4.07 xx 10^4[/math]
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