LibraryMental SquaresOne card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Math & LogicOne small ahaSquare

200²

Think it. Then flip it.
ahamoraTap to reveal
Back to the cue
Math & LogicOne small aha
Your new aha40000

200² means 200 × 200, which is 40000. The exponent tells you how many copies to multiply. Source: Square (algebra)

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from Mental Squares

A few more worth knowing.

  1. 01RECALL
  2. 02RECALL
  3. 03RECALL