Well, honey, twenty five hundred thousandths is the same as 0.0025 as a decimal. Just move that decimal point three places to the left and you're good to go. Math can be a real hoot when you know the tricks!
One hundred twenty ten-thousandths in decimal form is 0.0120
0.120
0.00025
five and seven hundred twenty-three thousandths
45000.621
One hundred twenty ten-thousandths in decimal form is 0.0120
0.120
0.00025
.2500
20.006
0.00025
0.724
0.422
0.00025 = twenty-five hundred-thousandths.
0.724
0.524
0.0625