Question

Write 2.78 x 10-4in standard form.

Answer 1

Given ,

The scientific notation of the equation is,

$2.78\times10^{-4}$

The standard notation of the scientific notation is,

$\begin{gathered} 2.78\times\frac{1}{10^4} \\ =\frac{2.78}{10000} \\ =0.000278 \end{gathered}$

Hence, the standard form is 0.000278.