Open Middle®
Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create the least expensive item after discount.
Hint
What kinds of prices / percentages would be more challenging to give you a whole number discounted amount?
Answer
If you’re ok with using a leading 0, then the least difference found so far is a $12 item a 75% discount costs $03.
Source: Robert Kaplinsky
I believe that $12 at a 75% discount costs $3. 🙂
Good catch!
$35 at an 80% discount is $7
$25 at a 96% discount is $01.
My students got this today!