Arithmetic transformations

The original 2048 after a sequence of normal movesAdjacent twos can be merged into a four
2048The original 2048 after a sequence of normal moves
  1. Adjacent twos can be merged into a four
© Gabriele Cirulli; screenshot of the unmodified original game, captured 2026-10-22 · Source ↗

Numbers or object groups change according to an arithmetic rule. The learner predicts and checks the operation’s result.

Design tips

  • Show what an operation does rather than only its notation.

Examples