Alexia743ask
a fost răspuns

80+79+78+…..+41+40;

Răspuns :

Elenasirbu62ask

Răspuns:

80+79+78+77+76!75+74+73+72+71+70+69+68+67+66+65+64+6+62+61+60+59+58+57+56+55+54+53+52+51+50+49+48+47+46+45+44+43+42+41+40=2460

2460