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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Used an abacus 5 letters:

ADDED: Used an abacus
ADDED: Made use of an abacus
ADD: Use an abacus, perhaps
ADDS: Uses an abacus
ADD: Use an abacus
ADD: Use an abacus, maybe
ADDS: Uses an abacus, maybe