Lesson Worksheet: Scientific Notation Mathematics

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In this worksheet, we will practice expressing numbers in their scientific notation, and converting between the scientific and normal forms of numbers.

Q1:

In America, about 10 million dollars is spent every day on potato chips. Express this amount in scientific notation.

  • A1×10 dollars
  • B10×10 dollars
  • C1×10 dollars
  • D10×10 dollars
  • E1×10 dollars

Q2:

Express 1.09338×10 in standard form.

Q3:

Which of the following is equal to 4.99×10?

  • A0.00000499
  • B0.00499
  • C0.0000499
  • D0.000499

Q4:

Express 0.00447 in scientific notation.

  • A4.47×10
  • B4.47×10
  • C4.47×10
  • D4.47×10
  • E44.7×10

Q5:

Express 874‎ ‎527‎ ‎893 in scientific notation.

  • A8.74527893×10
  • B8.74527893×10
  • C8.74527893×10
  • D87.4527893×10
  • E0.874527893×10

Q6:

Express 3.06707×10 in normal form.

Q7:

The ship Titanic that sank in the Atlantic had a mass of about 47‎ ‎450‎ ‎000 kg. Which of the following could be used as an estimate for this value?

  • A5×10
  • B4×10
  • C4×10
  • D5×10
  • E5×10

Q8:

Express 8‎ ‎460‎ ‎000‎ ‎000 in the standard form 𝑎×10.

  • A0.846×10
  • B846×10
  • C8.46×10
  • D8.46×10

Q9:

What is 40‎ ‎000‎ ‎000 written in scientific notation?

  • A40×10
  • B4×10
  • C4×10
  • D4×10
  • E40×10

Q10:

There are approximately 200 million cows in India. Express this number in scientific notation.

  • A2×10
  • B2×10
  • C20×10
  • D2×10
  • E2×10

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