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a)3/50+1/75+3/125=
b)3/44+9/11+3/2-5/4=
c)3/140/+1/120+9/700+11/280
d)1/120+7/24+11/400-1/200


Răspuns :

a)0,97(3)
b)1,1(36)
c)0,081(904761)
d)0,3225
Sper ca te-am ajutat! : )