0+0-0+1-1+2-2+3-3+4-4+5-5+6-6+7-7+8-8+9-9+10-10+11-11+12-12+13-13+
14-14+15-15+16-16+17-17+18-18+19-19+20-20+21+22-22+23-23+24-24+25-
25+26-26+27-27+28-28+29-29+30-30+31-31+32-32+33-33+34-34+35-35+36-
36+37-37+38-38+39-39+40-40+41-41+42-42+43-43+44-44+45-45+46-46+47-
47+48-48+49-49+50-50=??
2007-06-24 17:58:31 · 9 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
zero
edit: I'm sure the reason the poster didn't double some numbers was because they accidentally didn't type all the numbers.
2007-06-24 18:02:22 · answer #1 · answered by existenz48162 3 · 2⤊ 0⤋
first one 1 and 1/4 the second one is 10 and 3/4
2016-05-19 21:35:12 · answer #2 · answered by Anonymous · 0⤊ 0⤋
zero 0
2007-06-24 18:05:44 · answer #3 · answered by Anonymous · 0⤊ 0⤋
its 13 because not all numbers are doubled like +1 then -1
2007-06-25 02:49:33 · answer #4 · answered by JAMES M 2 · 0⤊ 1⤋
Zero. Its because the subtraction of 2 of the same number is zero, and zero plus zero is zero.
2007-06-24 18:04:03 · answer #5 · answered by S 4 · 0⤊ 0⤋
0+(0-0)+(1-1)+(2-2)+......+(50-50)
=0+0+0+0+......+0
=0
The answer is in fact obvious
2007-06-24 18:39:20 · answer #6 · answered by As Is 3 · 0⤊ 0⤋
obvious 00000000000 zzzeeeeerrrrrrrrooooo
2007-06-24 19:46:22 · answer #7 · answered by BJ 2 · 0⤊ 0⤋
it equals 13 you can check it on a calculator
2007-06-24 18:03:41 · answer #8 · answered by Mandie 2 · 0⤊ 3⤋
0zero0
2007-06-24 18:09:13 · answer #9 · answered by adonutmonster 1 · 0⤊ 0⤋