Question

Write the following as a base-10 numeral in standard form.
4 x 105 + 2 x 102 + 7 =

Answer 1

9514 1404 393

Answer:

400207

Explanation:

Any calculator can form this sum for you. It is ...

4×10^5 +2×10^2 +7

= 400,000 +200 +7

= 400207