Question

calculate.
\\(\frac{9 \times 10^9}{4 \times 10^5}\\)
write your answer in scientific notation.

Explanation:

Step1: Split the fraction

$\frac{9 \times 10^9}{4 \times 10^5} = \frac{9}{4} \times \frac{10^9}{10^5}$

Step2: Calculate coefficient part

$\frac{9}{4} = 2.25$

Step3: Simplify power of 10

$\frac{10^9}{10^5} = 10^{9-5} = 10^4$

Step4: Combine results

$2.25 \times 10^4$

Answer:

$2.25 \times 10^4$