WPP#10: Unit L Concept 10: Solving for the Probability of Different Events

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WPP#9: Unit L Concepts 4-8: Calculating possibilities with FCP, Combinations, and Permutations

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SP#6: Unit K Concept 10: Writing a repeating decimal as a rational number using geometric series

The viewer needs to firstly make sure they have the correct a sub 1 and ratio. It is important to remember that there is an infinity amount of numbers in this problem. The trickiest part of the problem is trying to solve for the sum because you deal with fractions and you have to make sure to convert you whole number into a fraction that has the same denominator as the fraction you add it to. When solving for your sum it is also important to make sure you have the correct sum by dividing your fraction. You should have one different number at the very end of your repeating decimal.