Library›Addition Fluency›One card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Math & LogicOne small ahaSum

8 + 24

Think it. Then flip it. ahamoraTap to reveal Back to the cue
Math & LogicOne small aha
Your new aha32

8 + 24 = 32. Changing the order gives 24 + 8, the same sum. Source: Addition ↗

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 Addition Fluency

A few more worth knowing.

  1. 2808 + 25RECALL
    33

    Mental addition

    Open this card ↗
  2. 2818 + 26RECALL
    34

    Mental addition

    Open this card ↗
  3. 2828 + 27RECALL
    35

    Mental addition

    Open this card ↗