00457 a2200181 4500 129654 1679-656X Leonardo Da Vinci Inglês AMT 2009 2009 Arithmetic Teacher 32 NCTM Jan. 1985 Philadelphia 59 20091215 Arithmetic Teacher 32 Resumos Oportunidade Matemática Subtração Ideias Ghemat CR 0 0 0 0 71.1 71.1 2024-03-27 0 AMT 2009 O00202 2024-03-27 22:25:40 2024-03-27 CR 0 0 0 0 71.1 71.1 2024-03-27 0 AMT 2009 O00203 2024-03-27 22:25:40 2024-03-27 CR 129654 129654