总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 7/9+26/28+63/65+124/126+215/217+342/344+511/513+728/730+999/1001 的值.
题型:数学计算
解:
7/9+26/28+63/65+124/126+215/217+342/344+511/513+728/730+999/1001
=0.777778+26/28+63/65+124/126+215/217+342/344+511/513+728/730+999/1001
=0.777778+0.928571+63/65+124/126+215/217+342/344+511/513+728/730+999/1001
=0.777778+0.928571+0.969231+124/126+215/217+342/344+511/513+728/730+999/1001
=0.777778+0.928571+0.969231+0.984127+215/217+342/344+511/513+728/730+999/1001
=0.777778+0.928571+0.969231+0.984127+0.990783+342/344+511/513+728/730+999/1001
=0.777778+0.928571+0.969231+0.984127+0.990783+0.994186+511/513+728/730+999/1001
=0.777778+0.928571+0.969231+0.984127+0.990783+0.994186+0.996101+728/730+999/1001
=0.777778+0.928571+0.969231+0.984127+0.990783+0.994186+0.996101+0.99726+999/1001
=0.777778+0.928571+0.969231+0.984127+0.990783+0.994186+0.996101+0.99726+0.998002
=1.706349+0.969231+0.984127+0.990783+0.994186+0.996101+0.99726+0.998002
=2.67558+0.984127+0.990783+0.994186+0.996101+0.99726+0.998002
=3.659707+0.990783+0.994186+0.996101+0.99726+0.998002
=4.65049+0.994186+0.996101+0.99726+0.998002
=5.644676+0.996101+0.99726+0.998002
=6.640777+0.99726+0.998002
=7.638037+0.998002
=8.636039 答案:7/9+26/28+63/65+124/126+215/217+342/344+511/513+728/730+999/1001=8.636039你的问题在这里没有得到解决?请到 热门难题 里面看看吧!