Question

Convert the number 0.000145 to scientific notation.
A. 1.45 x 10-5
B. 1.45 x 10-4
C. 1.45 x 104
D. 1.45 x 105

Answer 1

how many times does the decimal point move to make 0.000145 look like 1.45?

Answer 2

it moves 4 times. but im not sure if its negative 4 or positive.

Answer 3

It is a negative

Answer 4

positive to the left, negative to the right

Answer 5

Thanks