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2+4+6+.....+98+100-(1+3+5+.....97+99)​

Răspuns :

Răspuns:

2+4+6+8+100-(9+108)

2+4+6+8+100-117

6+6+8+100-117

12+8+100-117

20+100-117

120-117=113

2+4+6+8+100-(9+108)=
2+4+6+8+100-117=
6+6+8+100-117=
12+8+100-117=
120-117=3