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Calculați suma 1/0,0 (5) + 1/0,0 (05) + 1/0,0 (005) + 0,0 (0005).
Dau coronița.


Răspuns :

=1:5/90+1:5/990+1:1/9990+1;5/99990=
1*90/5+1*990/5+1*9990/5+1*99990/5=
(90+990+9990+99990)/5=111060/5=22212
0,0(5)=5/90=1/18
0,0(05)=5/990=1/198
0,0(005)=5/9990=1/1998
0,0(0005)=5/99990=1/19998
18+198+1998+19998=22212