2000
?
twenty-five
25 centigrams is .00025 kilograms
yes
For example, ten to the power -5 is the same as 1 divided by (10 to the power 5).In scientific notation, to expand the number, the negative exponent means that you must move the decimal point the specified number of positions to the LEFT. In the case of a positive exponent, you move the decimal point to the RIGHT, to expand the number.
Half of 0.05 is 0.025
-x divided by -5 is x/5.
5
The number 0.00025 can be written as 2.50 × 10-4 in scientific notation.
85
k divided by 5
0.625