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paralela ex1: scrieti ce fractie din 1 m reprezinta :
a) 5cm; b) 2cm; c) 1m; d) 10 dam .


Răspuns :

1m=100cm=0,1dam   
a) (5cm)/(100cm)=1/20  
b) (2cm)/(100cm)=1/50  
c) (1m)/(1m)=1/1  
d) (10dam)/(0,1dam)=100/1