Answer:
[tex]2.23 \times 10^{5}[/tex]
Step-by-step explanation:
We have to find the sum of two numbers following the steps as described in the question.
The question is in the form of fill in the blanks.
Now, the given sum is [tex](3.3 \times 10^{4} )+(1.9 \times 10^{5} )[/tex]
= [tex](3.3 \times 10^{4} )+(19 \times 10^{4} )[/tex]
= [tex](3.3+19) \times 10^{4}[/tex]
= [tex]22.3 \times 10^{4}[/tex]
= [tex]2.23 \times 10^{5}[/tex] (Answer)