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Grade 8 Algebra: Multiplying and Dividing in Scientific Notation

Name: ______________________Date: ____________Score: ____ / 8

Level 3

Adjusting the answer to scientific notation

  1. 1. Multiply. Write in scientific notation:
    (5×103)(4×102)(5 \times 10^3)(4 \times 10^2)
  2. 2. Multiply. Write in scientific notation:
    (6×10−4)(7×109)(6 \times 10^{-4})(7 \times 10^{9})
  3. 3. Multiply. Write in scientific notation:
    (2.5×10−3)(8×10−2)(2.5 \times 10^{-3})(8 \times 10^{-2})
  4. 4. Divide. Write in scientific notation:
    2×1058×102\dfrac{2 \times 10^5}{8 \times 10^2}
  5. 5. Divide. Write in scientific notation:
    1.2×10−34×10−6\dfrac{1.2 \times 10^{-3}}{4 \times 10^{-6}}
  6. 6. Simplify. Write in scientific notation:
    (3×104)(6×105)9×103\dfrac{(3 \times 10^4)(6 \times 10^5)}{9 \times 10^{3}}
  7. 7. Multiply. Write in scientific notation:
    (9×105)(9×10−2)(9 \times 10^{5})(9 \times 10^{-2})
  8. 8. Divide. Write in scientific notation:
    3×1046×10−3\dfrac{3 \times 10^{4}}{6 \times 10^{-3}}