Bar Modelling Singapore Method

Bar Model Singapore

This is a model to help visualize graphic bar from singapore method in order to solve word problem of addition and subtraction. note:  Número de partes conocidas stands for number of known parts, if you put number 1 in this input box, then you will have a comparison model where a larger quantity-smaller quantity in order to know the difference between this two. If you put a 2 number in this input box you will get a part whole model with two known parts in order to get the whole.