Curated OER
What's a Reciprocal?
A reciprocal number is the inverse of a given value so that when multiplied the product is one. This can be done with whole number, integers, fractions, and variables. There is only one exception to this rule. Can you think what that...
Curated OER
Finding the Reciprocal
Can the concept of finding the reciprocal be shown in 50 seconds? Sounds impossible but Fraction Freddy literally flips over to show what the inverse of 4/5 is. Kids will love the highly visual elements used to demonstrate the term...
Curated OER
What's the Inverse of a Relation?
The instructor shows how to write the inverse of a relation. In a set of ordered pairs, she takes each pair of coordinates and flips the order, getting the inverse.
Curated OER
What Do You Do With a Negative Exponent?
Just watch this video for a very thorough explanation, step-by-step, on how to work with negative exponents. The instructor explains how it is possible that negative exponents and inverses and fractions are connected in this situation....