简算:1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + 1/(5*6) + …… + 1/(99*100)是 1×2
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/23 16:39:04
简算:1/(1*2)+1/(2*3)+1/(3*4)+1/(4*5)+1/(5*6)+……+1/(99*100)是1×2简算:1/(1*2)+1/(2*3)+1/(3*4)+1/(4*5)+1/(5*
简算:1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + 1/(5*6) + …… + 1/(99*100)是 1×2
简算:
1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + 1/(5*6) + …… + 1/(99*100)
是 1×2
简算:1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + 1/(5*6) + …… + 1/(99*100)是 1×2
=1-1/2+1/2-1/3+1/3-1/4+1/4-1/5+1/5-1/6+.+1/98-1/99+1/99-1/100
=1-1/100
=99/100
简算1/3*9/20÷【1+1/2】简算!
简算:5.85* 1/3+2/3+5.85
简算2/3*46+1/3*28
简算:24×(1/2+1/3-1/4-1/6)
简算1+1/(1+2)+1/(1+2+3)+.+1/(1+2+3+.+2009)
18÷(2/3-1/6)简算
简算1+2+3+4+.+101
32/24-(2/3+1/4)简算
4/1+3/2-4/1+3/2 简算
2/3*3/4-1/2*1/4简算
简算2/3*【(1/18-1/54)/1/54】
1/3/1/2-5/4*2/5简算
1*2/1+2*3/1+3*4/1+...+8*9/1+9*10/1简算
简算:1/1*2+1/2*3+1/3*4+1/4*5+1/5*6
1,54.9×0.38简算 2,9.8 ×25简算?3,4.05+37.85简算?
1/1+2+1/1+2+3+1/1+2+3+4+...+1/1+2+...+99=?简算
简算(1/2+1/3+...+1/2003)(1+1/2+1/3+...+1/2004)-(1+1/2+1/3+...1/2003)(1/2+1/3+...+1/2004)
简算 1/1*2+1/2*3+1/3*4.1/98*99+1/99*100