The problem below is an example of which type of subtraction situation?Shafi has 21 rookie baseball cards, and Bandar has 12 cards. How many more cards does Shafi have than Bandar?
A)takeaway
B)comparison
C)completion
D)whole-part-part

Question

Quizplus · Accepted Answer

This is a comparison subtraction situation as it asks how many more cards Shafi has compared to Bandar. The other options are not applicable in this situation. Takeaway subtraction involves finding the difference between a starting amount and the amount taken away. Completion subtraction involves finding the missing part of an equation given the whole and one part. Whole-part-part subtraction involves finding one of the parts given the whole and the other part.

The Problem Below Is an Example of Which Type of Subtraction