The teaching of arithmetic . clopunioemeno3« jf-Z Jf. *niitaderquellacorasTOiaqusleocm corafmtta ^ 1 3vna^rsodano fapiicfcr fe truou nnmftt»» n-« <? tnanierr.^1 primo fecbiaina nurIro nqmcro aroculo 141 terso fe c
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectarithmetic, bookyear1