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am nevoe de 20 exercitii cu scadere rezolvate va dau coroana

Răspuns :

15-10=5
10899-10000=899
55554-20=55534
100-20=80
2000-1000=1000
750-450=300
300-140=150
85910-910=85000
1234567-34567=1200000
19191-191=19000
568-543=25
252500-500=252000
963-23=940
8888-4343=4545
12546-546=12000
600-400=200
1500-1300=200
5-3=2
57-23=35
22-21=1
50-19=31
  Sper ca te-am ajutat :)))))