Răspuns:
Explicație pas cu pas:
1. 1.448
2. 50.864
3. a) 6520,6525
b)1.000.000,0
4. 25=XXV
17=XVII
8=VIII
29=XXIX
12=XII
27=XXVII
Ex2:
a)1806-358=1458
b)748×68=50864
Ex3:
a)5505,6010,6515,7020,7525 8030
b)1,000,000;750,000,000;500,000;250,000;0
Ex4:
25=XXV
29=XXVX
