# Month: November 2017

• ## Combinations

Combinations are permutations when the order doesn’t matter.That is when you just need to choose a certain number of items from a list. For example, when choosing a combination from...

• ## Permutations

Permutations examine the number of ways a group of objects can be ordered, if you have n items, you will have n! ways in which they can be ordered.If you...

• ## Probability Basics

Base DefinitionsExperiment is a controlled operation that yields a set of resultsOutcome is each individual resultEvent is a collection of the resultsEqually likely outcomes is when each outcome has the...

• ## Counting Principle

The Counting Principle tells us the number of ways 2, or more, experiments can be performed in orderIf there are only two situations, with the first one having M results...

• ## Mathematical Self-Beliefs are Important

Abstract Mathematical Self-Beliefs are Important for successfully completing math classes, but they are also important for entering STEM fields and even Higher Education. Many people, especially older women, have low...

• ## Thankful For Tech Tools to Make Accessibility Relatively Easy!

Some great Tech Tools (free) to help you make great accessible videos and materials for students. Captions on videos tend to be the toughest thing needed to make materials accessible,...

• ## Using Bases other than Base 10

We could pick any value to be the base of our number system, in fact many cultures have used other bases over time. For example, the Babylonian used base 60...

• ## Number Systems & Place Value

In the United States, and many places in the World, a decimal place value system with Hindu-Arabic numerals is used. However, this is not the only form of writing numbers...