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am nevoie de ajutor​

Am Nevoie De Ajutor class=

Răspuns :

Răspuns:

a) 15/100 - 9/100=6/100

26/100-9/100=17/100

33/100-9/100=24/100

45/100-9/100=36/100

75/100-9/100=66/100

81/100-9/100=72/100

b) 15/100+14/100=29/100

26/100+14/100=40/100

33/100+14/100=47/100

45/100+14/100=59/100

75/100+14/100=89/100

81/100+14/100=95/100