https://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/ Math lessons that click Sun, 16 Dec 2018 18:01:00 +0000 hourly 1 https://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-359909 Sun, 16 Dec 2018 18:01:00 +0000 http://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-359909 how many different commitees of three students can be formed from a group of four students?
how would you solve it through this approach?

]]> https://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-336467 Thu, 15 Feb 2018 17:29:27 +0000 http://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-336467 Excellent post! But please watch your grammar: "There’s 1 + 4 + 6 + 4 + 1 = 16 possibilities" should of course be "There ARE ...16 possibilities". (yes, I know, everybody does it).

]]> https://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-335559 Sun, 30 Jul 2017 22:36:14 +0000 http://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-335559 The explanation of FOIL is reversed. It has to be First Outside Inside Last.

]]> https://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-335485 Sun, 16 Jul 2017 18:00:44 +0000 http://betterexplained.com/articles/how-to-understand-combinations-using-multiplication/#comment-335485 I think you meant first-outer-inner-last in you FOIL discussion.

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