Step-by-step explanation: Probability is the likelihood that an event will happen.
We can find the probability of an event using the following ratio.
number of favorable outcomes
________________________
number of total outcomes
Let's look at an example.
On the whiteboard, I drew a spinner with 4 numbers.
The probability or likelihood of spinning a 1 would be 1/4 since there is 1 favorable outcome of spinning a 1 and 4 total outcomes.