做功課啊!急急急!

2007-06-21 3:31 am
做功課啊!急急急!
1+2+3+4+............99+100=?
要列識

回答 (9)

2007-06-21 3:35 am
✔ 最佳答案
(1+100)*50=5050
2007-06-23 12:40 am
(100+1)×50

=5050
參考: me
2007-06-22 5:29 am
(1+100)X50
=5500
參考: RRR
2007-06-22 2:54 am
(1+100)/100分2
=101/100分2
=5050
參考: me
2007-06-21 6:05 am
1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51+52+53+54+55+56+57+58+59+60+61+62+63+64+65+66+67+68+69+70+71+72+73+74+75+76+78+79+80+81+82+83+84+85+86+87+88+89+90+91+92+93+94+95+96+97+98+99+100=5050

(1+100)X50=5050
參考: me
2007-06-21 3:38 am
(1+100)x50
=5050
參考: me
2007-06-21 3:38 am
Frist , you can + 1 to do the qustion!!!
2007-06-21 3:37 am
(1+100)x(100/2)=5050
參考: me=]
2007-06-21 3:36 am
(1 + 100) x 100 / 2 = 101 x 100 / 2 = 5050


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