12 hundreds \(+\) 3 tens \(+\) 6 tenths \(+\) 7 hundredths \(=\)
 
27 thousands \(+\) 6 tens \(+\) 3 ones \(+\) 2 hundredths \(+\) 3 thousandths \(=\)
 
[Note: Insert decimal point if necessary]