Basic Subtraction Model

Here are the basic models. You can also check out the other variations of the subtraction model .


In the question 7 - 3, draw two boxes, one to represent 7 and the other to represent 3. For this model, there are a few ways to draw it. They are presented below. You may choose the one that you like most.


From the model, we arrived at the conclusion that the unknown value (?) can be calculated by taking away the value of the shorter box (3) from the value of the longer box (7). Hence, we formulate the number sentence ======> 7 - 3 = ?


Other ways to draw this model are presented below.






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