Question

What is 4.86 × 104 written in standard form?

A.
0.0000486

B.
0.000486

C.
48,600

D.
486,000

Answer 1

4.86 × 104 = 505.44
Your question is probably
4.86 × 10^4=\(4.86 × 10^4\)
If the exponent of 10 is positive, move the decimal that number of places to the \(right\).
Otherwise move to the left.
Example:
\(2.5\times 10^2=2.5\times 100=250\)