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# Counting - PowerPoint PPT Presentation

Counting . Chapter 13 sec 1. Break up into groups. One method of counting is using the tree diagram. It is useful to keep track of counting. Order of permutations does matter. You will determine all the possible ways to count. Remember order matters!!.

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## PowerPoint Slideshow about 'Counting' - shaw

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Presentation Transcript

### Counting

Chapter 13 sec 1

• Make a tree diagram

• 1st row is first coin

• 2nd row is the second coin

• 3rd row is the third coin.

• You are listing out the possibilities.

H

T

T

H

T

H

H

T

H

T

T

H

T

H

HHH, HHT, HTH, HTT, TTH, TTT, THH, THT

• 3. flip a dime, penny, quarter, and nickel.How many different three-digit numbers can you form using the digits 1, 2, 5, 7, 8, & 9 without repetition?

• 120 flip a dime, penny, quarter, and nickel.

• 126 and jackets to create outfits for a runway show. Without repetition, how many different outfits can your models wear if you had designed the following: