I'm usually a Silent Watcher on this forum, but with ELEVEN + TWO = TWELVE + ONE quoted, I cannot resist plugging my own creation in Spanish: UNO + CATORCE = CUATRO + ONCE and DOS + TRECE = TRES + DOCE That is, 1 + 14 = 4 + 11 and 2 + 13 = 3 + 12 Lee