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![Ajuuuuuttttoooooooorrrrr class=](https://ro-static.z-dn.net/files/d81/24d81eaa85e6c1aa5a2ec14f99cd576f.jpg)
Răspuns:
a+b-c
1)1078-98=980
2)2378-99=2269
3)3572-1009=2563
3)3200-1099=2101
a-c+b
1)29+951=980
2)1001+1278=2279
3)225+2338=2563
4)1100+1111=2211