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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. 6.4×104
  2. 6.4×10-4
  3. 6.4×105
  4. 6.4×10-5
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Write .0083 in scientific notation.
  1. 8.3×103
  2. 8.3×104
  3. 8.3×10-3
  4. 8.3
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Express 3910.28×104 using proper scientific notation.
  1. 3.91028×106
  2. 3.91028×108
  3. 3.91028×107
  4. 39.1028×105
Grade 8 Scientific Notation CCSS: 8.EE.A.3
Which of the following is least?
  1. 5×10-2
  2. 5×10-1
  3. 5×101
  4. 5×102
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. 6.5×10-4
  2. 0.65×10-6
  3. 6.5×10-3
  4. 6.5×10-5
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Which of the following numbers is not written in scientific notation?
  1. 8.6×104
  2. 2.12×10
  3. 22.1×10-5
  4. 9.9132×10-1
Grade 8 Scientific Notation
Write in scientific notation.

42,300
  1. forty-two thousand, three hundred
  2. 4.23×104
  3. .00423
  4. 40,000 + 2,000 + 300
Grade 8 Scientific Notation
What is the number 0.00003007 expressed in scientific notation?
  1. 3.007×105.
  2. 3.7×10-5.
  3. 3.007×10-5.
  4. 3.007×10-4.
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Convert 0.00088 to scientific notation.
  1. 88×10-5
  2. .88×10-3
  3. 8.8×10-4
  4. 8.8×104
Grade 8 Scientific Notation CCSS: 8.EE.A.4
What is 3.2×10-3 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.
(6.1×105)(4×10-9)
  1. 2.44
  2. 2.44×103
  3. 2.44×10-3
  4. 2.44×1014
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Convert to scientific notation.

0.00018
  1. 1.8×10-5
  2. 1.8×10-9
  3. 1.8×10-4
  4. None of the above
Grade 8 Scientific Notation CCSS: 8.EE.A.3
The Moon is about 2.26×105 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.
6.9×1083×105
  1. 2.3×103
  2. 2.3×1013
  3. 2.3×10-3
  4. 2.3×104
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. 3.7×10-6
  2. 3.7×10-5
  3. 3.7×105
  4. 3.7×106
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Choose the correct answer.
6.2×1070.5×104
  1. 1.24×104
  2. 3.1×1011
  3. 12.4×1011
  4. 3.1×103
Grade 7 Scientific Notation
Which one shows 1.9×10-4 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. 1.28×105
  2. 1.28×106
  3. 1.28×10-6
  4. 1.28×10-5
Grade 8 Scientific Notation CCSS: 8.EE.A.3
Which of the following is a true statement?
  1. 7×105>6×108
  2. 7×108>4×107
  3. 5×103>3×109
  4. 5×103>5×105
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