Tag: <span>operations</span>

02.01 Why is algebra important?

(approximately 1 minute reading, 25 minute video, a ten minute article, a twenty minute puzzle and three ten to twenty minute review quizzes) The term “Algebra” came from the Arabic word “Aljaber”, which means “restoring the broken”. The father of algebra is Alkhwarizmi, whose book is “Aljaber wa Almuqabala”, which …

02.02 How can I create a model of something that is very large?

(introduction = 3 minutes reading and a 7 minute video) To Scale: The Solar System from Wylie Overstreet on Vimeo. The distances between the planets are very large and ever changing as they move around the sun. There are a few ways of expressing very large numbers. One google can …

02.03 How do I solve more complex problems mathematically?

(approximately 5 minutes exploring the Geogebra app, 10 minutes reading and a 10 minute video) Photo by Matt Bowden on Unsplash Clicking on the following picture will take you to a Geogebra site where you will be able to interact with this Rollercoaster. Click on the box with a dot …

02.04 How is online data and credit card information kept safe?

(approximately 1 minute reading and a 20 minute activity) Photo by CardMapr.nl on Unsplash Cryptography uses factoring and polynomials to build and break systems. If you watched the movie The Imitation Game, it is all about cryptography and how they were trying to decode transmissions sent during the World Wars. …

02.05 How is interest calculated?

(approximately 8 minutes reading, a 10 minute activity and a 20 minute slideshow/activity) Photo by Christiann Koepke on Unsplash Read this online article on how credit card interest is calculated and, while following through the calculations provided, work through the approximate calculation using an APR of 20.24% and the 25 …

01.01 What do I need to review?

01.01.01 How well do I know my basic math? (approximately 1 minute reading and as much time as you want playing) Photo by James Pond on Unsplash If any of your basic math skills are weak, this game is an enjoyable and quick way (2 minutes a game) to practice. …

01.03 How can I make sure I snorkel and dive safely?

(approximately 5 minutes reading and 2 minutes doing the exercise) Photo by Dan Gold on Unsplash Snorkelling is an activity that involves floating along the surface of the water and occasionally diving down to look at something. When diving, the snorkel tube fills with water so you need to hold …

01.05 How can I calculate a project’s supplies accurately?

(5 minutes reading this part of the post only) “Cedar Basket” by born1945 is licensed under CC BY 2.0 When someone says they are a weaver, immediately an image of someone working a loom comes to mind. Yet, basket weaving is possibly one of the oldest human crafts. Baskets were fashioned out of whatever …