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Scientific notation

Quiz by Reche Oberio

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15 questions
Show answers
  • Q1
    Which of the following is an example of a number written in scientific notation?
    2.5 x 10^6
    2,500,000
    250
    25,000
    30s
  • Q2
    What is the proper scientific notation for the number 0.00056?
    0.056 x 10^4
    0.056 x 10^-3
    5.6 x 10^4
    5.6 x 10^-4
    30s
  • Q3
    What is the scientific notation for the number 650,000?
    6.5 x 10^5
    65 x 10^4
    0.065 x 10^7
    6.5 x 10^6
    30s
  • Q4
    What is the scientific notation for the number 0.00002?
    0.000002 x 10^-3
    20 x 10^-6
    2 x 10^-5
    200 x 10^-7
    30s
  • Q5
    What is the scientific notation for the number 4,500?
    450,000
    4.5 x 10^3
    45 x 10^2
    0.045 x 10^5
    30s
  • Q6
    What is the result of (4.5 x 10^3) + (2.3 x 10^2)?
    4.72 x 10^3
    6.8 x 10^3
    7.8 x 10^5
    4.52 x 10^2
    30s
  • Q7
    What is the result of (8.2 x 10^4) - (3.6 x 10^3)?
    4.6 x 10^5
    7.82 x 10^4
    4.6 x 10^2
    8.56 x 10^4
    30s
  • Q8
    What is the result of (3.5 x 10^5) + (1.2 x 10^4)?
    3.62 x 10^5
    3.56 x 10^5
    4.7 x 10^6
    5.7 x 10^4
    30s
  • Q9
    What is the result of (6.8 x 10^2) - (3.2 x 10^1)?
    6.48 x 10^2
    3.36 x 10^3
    9.8 x 10^1
    6.52 x 10^2
    30s
  • Q10
    What is the result of (2.8 x 10^3) + (7.2 x 10^2)?
    4.8 x 10^3
    3.52 x 10^3
    2.04 x 10^3
    3.9 x 10^2
    30s
  • Q11
    What is the result of multiplying 4.2 x 10^3 by 2.5 x 10^4?
    5.25 x 10^8
    1.05 x 10^8
    1.05 x 10^7
    5.25 x 10^7
    30s
  • Q12
    What is the result of multiplying (5 x 10^3) by (2 x 10^6)?
    20 x 10^7
    15 x 10^9
    1 x 10^10
    10 x 10^8
    30s
  • Q13
    What is the result of multiplying (6.3 x 10^2) by (4.5 x 10^3)?
    28.35 x 10^5
    283.5 x 10^4
    2835 x 10^5
    2.835 x 10^6
    30s
  • Q14
    What is the result of dividing (4.2 x 10^6) by (3 x 10^3)?
    1.4 x 10^2
    1.4 x 10^5
    1.4 x 10^3
    1.4 x 10^4
    30s
  • Q15
    What is the result of dividing (8.5 x 10^4) by (2.5 x 10^2)?
    3.4 x 10^4
    3.4 x 10^3
    3.4 x 10^2
    3.4 x 10^0
    30s

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