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a fost răspuns

efectueaza, folosind proprietatile adunari :4560+1320+1440+2680

Răspuns :

4560+1320+1440+2680= 10000
4560+1320+1440+2680= 4560+1320=5880
1440+2680=4120

5880+4120=10000

COROANA TE ROG
Asociativitatea


4560+1440 = 6000
1320+2680= 4000

6000+4000=10000