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2. Calculati: a) 87,5-(69,38 +1,82); b) 100,4-(77,31+1,9); c) 67,3-(56,83+2,37); d) 57,4-(48,36 +2,44); e) 17,109 -(10,18 +4,215):) 123,05 - (11,059 +45,289) -​

Răspuns :

Răspuns:

a)87,5-(69,38+1,82)= 16,3

b)100,4-(77,31)+1,9)=24,99

c)67,3-(56,83+2,37)=8,1

d)57,4-(48,36+2,44)=6,6