Cross Your Heart Addition
Here is an amazing math feat YOU can perform. Since this is February, we have added a little Valentines Theme. Check out this lightning addition trick.
After you’ve had a chance to view the trick, find out how it’s done!
Similar Posts
Can You Arrange Eight 4’s so They Total 176?
April is the 4th month, so a puzzle about 4’s seems appropriate. You can put the 4’s together however you’d like. And you can use any arithmetic operations: +, -, x, or /.
Learn Magic: Add Numbers Faster than a Calculator
Show people that you are an amazing math wizard. You can add several 4-digit numbers in your head in less than 3 seconds! Learn this math magic trick.
Can You Solve this Geometry Gardening Problem?
Spring is coming! In honor of this, here is a gardening puzzler for you. How much dirt is there in a hole that is 2’x2’x2′?
What’s the Only 2-Digit Number that is Both a Cube and a Square?
There’s one number that equals something multiplied by itself, and something else cubed. Any idea what that special number is?