5+5+5=550
Challenge: Can you draw 1 line to make this equation true? (Changing the equals sign to not equals is not permitted!)
Stumped? Here’s how.
Add a vertical line to 1 of the plus signs, changing it to a 4! Then you have 545+5=550.
Similar Posts
Can You Make a Pear Disappear?
Here’s a fun bit to show a library patron, or an audience while they are waiting for a program to begin. Ask your audience if they can make a pear disappear. Let them think about this. After a minute or two, show them the secret:
2+11-1-12. Can you Demo this Using this: TWOELEVEN
December is our twelfth month, so a puzzle about the number twelve seems topical. Can you solve this one? It’s tricky!
3 B’s
“Bubble” and “babble” each contain 3 B’s. My English teacher created quite a hubbub when if any of us could come up with a word with 3 B’s that does not begin with “B”. Can you come up with this word?
A Magic Puzzle to Sharpen You up for Back to School
Can you draw 3 lines connecting the problem with its respective answer? But wait, I forgot one small detail: Your lines cannot cross. And they must all stay within the outer box. Can you solve this one?