LibraryMental SquaresOne card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Math & LogicOne small ahaSquare

45²

Think it. Then flip it.
ahamoraTap to reveal
Back to the cue
Math & LogicOne small aha
Your new aha2025

45² means 45 × 45, which is 2025. 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. 4646²RECALL
    2116

    46 × 46

    Open this card ↗
  2. 4747²RECALL
    2209

    47 × 47

    Open this card ↗
  3. 4848²RECALL
    2304

    48 × 48

    Open this card ↗