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Didina2006
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Asociati convenabil termenii sumei si efectuati : 1/11+1/23+9/22+21/46.Rog ajutor urgent!!!!!!!!

Răspuns :

Needhelp112
   1/11 + 1/23 + 9/22 + 21/46 = 
= (1/11 + 9/22) + (1/23 + 21/46) = 
= (2/22 + 9/22) + (2/46 + 21/46) = 
= 11/22 + 23/46 = 
= 1/2 + 1/2 = 
= 2/2 = 1

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