## Simple Probability

### Simple Probability: Learn

Probability =
= 68 ÷ 87 = 0.781609...

total ways a specific outcome will happen

total number of possible outcomes

Example: There are 87 marbles in a bag and 68 of them are green. If one marble is chosen, what is the probability that it will be green?

Probability =specific: green (68)

total: all (87)

Watch the instructions carefully to determine how many decimals places to round, or if the number should be converted to a percent. In the example above, if we round to two decimal places, we get 0.78.

### Simple Probability: Practice

#### Find the probability to the nearest hundredth.

00:00

Desired outcomes = ; Possible outcomes =

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### Play

Game Name | Description | Best Score |
---|---|---|

How many correct answers can you get in 60 seconds? | 0 | |

Extra time is awarded for each correct answer.
Play longer by getting more correct. |
0 | |

How fast can you get 20 more correct answers than wrong answers? | 999 |

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