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Second Year maths · B.8 · Scientific notation

Divide numbers in scientific notation

Multiply or divide the numbers in front, then combine the powers of 10. Make sure the front number is between 1 and 10.

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  1. Divide: (3.2 × 10⁶) ÷ (2 × 10⁶). Write the answer in scientific notation, like 4.7 × 10^3.

    Answer: 1.6 × 10^0

  2. Divide: (4.6 × 10⁴) ÷ (8 × 10²). Write the answer in scientific notation, like 4.7 × 10^3.

    Answer: 5.75 × 10^1

  3. Divide: (5.9 × 10²) ÷ (4 × 10⁶). Write the answer in scientific notation, like 4.7 × 10^3.

    Answer: 1.475 × 10^-4

Tip: Multiply or divide the numbers in front, then combine the powers of 10. Make sure the front number is between 1 and 10.

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