How to write 3 9/100 as a decimal?
3 9/100 would be written as a decimal like this, 3.09. You say three and nine one hundredths. The 9 has to be in the hundredths place, so you put a 0 in front of it. And since the 3 is hole, you put it in front of the decimal point.
\((3*100)+9\)\(\frac{309}{100} =3.09\)
