Answer:
=
Step-by-step explanation:
(From left equation to the right)
10 to the power of 3 is 1000
So, 7.80 × 1000 =7,800
10 to the power of -5 is .00001
So, the new equation is 780,000,000 × .00001
The answer should be 7,800
Now we can clearly see that
7,800 = 7,800
