Examples of Math Trivia

Math is all around us. Maybe you were born loving math. But if not we will show you examples of math trivia that are sure to give you a new appreciation for math. You might even begin to love it.

Take the number 9 for instance. You thought it was just a typical number. Well not quite...Have you ever noticed that in the nine times tables, all the answers add up to nine?

1 x 9 = 9 (0 + 9 = 9)
2 x 9 = 18 (1 + 8 = 9)
3 x 9 = 27 (2 + 7 = 9)
4 x 9 = 36 (3 + 6 = 9)
5 x 9 = 45 (4 + 5 = 9)
6 x 9 = 54 (5 + 4 = 9)
and so on..

By the way, this is a good way to memorize multiplication facts for nines. And while I mention that, here's another good multiplication trick for learning the nines times tables.


More peculiarities of the number nine appears below

9 x 9 + 7 = 88
98 x 9 + 6 = 888
987 x 9 + 5 = 8888
9876 x 9 + 4 = 88888
98765 x 9 + 3 = 888888
987654 x 9 + 2 = 8888888
9876543 x 9 + 1 = 88888888
98765432 x 9 + 0 = 888888888

Do you notice the pattern?

Sometimes all a student needs is a little motivation and fun to get excited about a subject. Once they have an interest in it, they naturally want to learn and are more open to learn.

That's why we want to share interesting math trivia you'll find entertaining. Our goal for this web site is to help make math fun and enjoyable. So come along as we enlighten to a whole new world of math that will make you say Hmmm.


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