calculator allowed The table below shows the recommended amount of sodium, in milligrams (mg) per day, for all ages according to the Institute of Medicine.

Recommended Daily Intake of Sodium \text{Recommended Daily Intake of Sodium} AgeSodium (mg)13 years1,00048 years1,200950 years1,5005170 years1,30070 years and up1,300\begin{array} {|c|c|} \hline \text{Age} & \text{Sodium (mg)} \\ \hline 1-3 \text{ years} & 1{,}000 \\ \hline 4-8 \text{ years} & 1{,}200 \\ \hline 9-50 \text{ years} & 1{,}500 \\ \hline 51-70 \text{ years} & 1{,}300 \\ \hline 70 \text{ years and up} & 1{,}300 \\ \hline \end{array}

The recommended daily intake of sodium for a toddler (1-3 years old) is what fraction of that recommended for a preteen (9-12 years old)?