Just need to convert the mass of moon in terms of 10^24. So shift over 2 decimal places.
5.97 x 10^24 + 0.0734 x 10^24 = 6.04 x10^24
B. Standard form
Hope this helps
First you had to add by twelve from both sides of equation form.

Then simplify.

Next, add by four-f from both sides of equation form.

Simplify.

Then you divide by ten from both sides of equation form.

Finally simplify by equation.

Final answer: 
Hope this helps!
And thank you for posting your question at here on brainly, and have a great day.
-Charlie
Answer:
690 and 6,900
Step-by-step explanation:
230
x 33
______
690
+ 6,900
________
7590