20%. An easy way to remember how to change decimals to percents is to move the decimal over 2 places to the right.
59 over 2
50%
To write 13/2 as a mixed number, divide 13 by 2. The answer is 6 1/2.
As a percentage 1/2 is 50%
2/3 or two thirds
x^-2
2/3 or .6 repeated.
3/6 = 1/2 = 0.5
. 2/3 is the same as 66.66666% (6 is reoccurring)
Another way to write 104 is 1.04X10^2, which is scientific notation..
2,000,000
x^2/y^3 = x^2*y^(-3)
7/2.
177788.5 x 2.
9 * 200 9(200) 9(2*10^2) 3^2(200) 3^2(2*10^2)
2.09 x 10^2