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ex 4 repede
cine ma ajuta are o coroana


Ex 4 Repedecine Ma Ajuta Are O Coroana class=

Răspuns :

2×[90:2+(120:4-20)]×10= 2×[4,5+(30-20)]×10= 2×(4,5+10)×10= 2×14,5×10= 29×10= 290