Question

Can you help my sis out agan sorry

Answer 1

Answer:

$5.1$×$10^{-4}$

$6.3$×$10^{-3}$

Step-by-step explanation:

If you move the decimal 4 times to the right, since it's a negative, you'll get the number 0.00051.

If you move the decimal 3 times to the right, since it's also a negative, you'll get the number of 0.0063.

Hope this helps!

Answer 2

Answer:

That would be .51000