Răspuns :
100 + 1 = 101
99 + 2 = 101
98 + 3 = 101
pana la...
51 + 50 = 101
50 perechi a cate 101,
101 × 50 = 5050
99 + 2 = 101
98 + 3 = 101
pana la...
51 + 50 = 101
50 perechi a cate 101,
101 × 50 = 5050
1 + 2 + 3 + 4 + ........+ 96 + 97 + 98 + 99 + 100 =
100 * (100 + 1) : 2 =
50 * 101 =
5050
100 * (100 + 1) : 2 =
50 * 101 =
5050