The word form is : Two and fourteen hundredths
The expanded form is : 2*1 + 1* 1/10 + 4* 1/100 = 2.14
For word form, the whole numbers you use regularly. The decimal point is and. the left you use ths such as tenths or hundredths
For expanded form, you multiply by the number and the place the number is placed.
* is the multiplication sign
/ is the fraction sign
Hope this helps! :)