The number 0.0054 written in scientific notation is A)0.54 x 10-3.
B)0.54 x 103.
C)5.4 x 10-3.
D)5.4 x 103.

It's C) 5.4 x 10-3

Explanation:

1. Take 0.0054 and move the decimal 3 times to the right

             - moving the decimal to the right means you multiply

2. Use your new number, 5.4 and make a new equation

3. Your new equation is, 5.4 times 10 to the 3 power

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