How many places do you need to move the decimal to the right to write 0.00000021 in scientific notation?

asked Nov 14, 2021 47.9k views

4 votes

How many places do you need to move the decimal to the right to write

0.00000021 in scientific notation?

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1 vote

Answer:

places.

Explanation:

There are seven zeros, so in powers of ten notation it is written as
10^(-7)

2.1 * 10^(-7)

Gaudy answered Nov 20, 2021

by Gaudy

7.2k points

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