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-(-9+16+5-6-13)+(-19+268-3-46+29)=

15-(-17)+(+28)-(+19)+(-74)=


Răspuns :

Răspuns:

-(-9+16+5-6-13)+(-19+268-3-46+29)=

-(+7+5-6-13)+(249-3-46+29)

-(+12-6-13)+(246-46+29)

-(+6-13)+(200+29)

-(-7)+229

+7+229

+236

15-(-17)+(+28)-(+19)+(-74)=

15+17+28-19-74

32+28-19-74

60-19-74

41-74

-33