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Calculeaza si, apoi, stabilește relația dintre rezultate: 546+397. 257+679; 195+591. 475+279. 379+379. 259+499; 108+386. 638+96; 587+290. 299+578; 99+586. 299+578

Răspuns :

546+397=943
257+679=936
195+591=786
475+279=754
379+379=758
259+499=758
108+386=494
638+96=734
587+290=877
299+578=877
99+586=685
299+578=877