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2 October, 16:50

A quarter weighs about 0.025 pounds. what is this number written in scientific notation?

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Answers (2)
  1. 2 October, 17:59
    0
    2.5 * 10^ - 2

    Multiply 0.025 by 100 to get 2.5 (must be ≥1 but it must also be <10)

    100 has two zeros and you get the 2 for the power of 10.

    The - 2 is because it is a decimal you are converting.
  2. 2 October, 20:29
    0
    It would be 2.5E-2 or with the power of 10 it would be 2.5 x 10^-2
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