Answer
0.0000005
Work Step by Step
Divide the coefficients and subtract the exponents.
$\frac{8\times10^{-1}}{16\times10^5}$
=$0.5\times10^{-6}$ $\longrightarrow$move the decimal 6 places to the left
=0.0000005$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Appendix C - Exercise Set - Page 746: 29
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