Evaluate. express your answer in scientific notation.

Question

4.1 x 10^5 - 3.4 x 10^5

Answer 1

0.7 x 10^5 or 7 x 10^4

Answer 2

Evaluate. express your answer in scientific notation.
7.78 x 10^6- 7.03 x 10^6

Answer 3

0.75 x 10^6 or 7.5 x 10^5