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TeachMeFinance.com - explain multiplication principle of counting multiplication principle of counting The term 'multiplication principle of counting' as it applies to the area of basic math can be defined as 'a principle that allows for the efficient counting of the total number of ways a task is accomplished when some number of parts follows a first part of the task. For example, how many outfits can you make using three shirts, two pants, and four shoes? The task is to make an outfit with three parts (a shirt selection, a pants selection, and a shoes selection). elementary school: If you want to count the total number of ways a task can be completed that is accomplished through a series of parts, and you can select m ways to complete the first part, n ways to complete the second part, and g ways to complete the third part (etc.,) then you can efficiently count the total number of ways to accomplish the task by using the multiplication principle of counting. In this example, we would multiply m times n times g or (m o n o g) In the example above, we can count the total number of outfits by 3 x 2 x 4 or 24 outfits.high school: let A1 and A2 be events with n1 and n2 possible outcomes, respectively; then the total number of outcomes for the sequence of the two events is n1 o n2high school: let A1 and A2 be events with n1 and n2 possible outcomes, respectively; then the total number of outcomes for the sequence of the two events is n1 o n2'. About the author
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