Calculate 6.25×10^6−4.73×10^6. Express your answer in scientific notation to 2 decimal places.
2 answers
6.25×10^6−4.73×10^6 can be calculated as 6.25×10^6 - 4.73×10^6 = 1.52×10^6.
The average distance from Earth to Mars is 2.25×108 km, and the distance from Earth to Neptune is 4.3514×109 km. How much farther is Neptune from Earth than Mars? Express your answer in scientific notation. Do not round your answer.(1 point)
km
km