问题 解答题

先用计算器计算,再找一找规律,并按规律推出结果.

5×11=;35÷5=

55×11=;305÷5=

555×11=;3005÷5=

5555×11=;30005÷5=

55555×11=;300005÷5=

555555×11=;3000005÷5=

5555555×11=;30000005÷5=

55555555×11=;300000005÷5=

555555555×11=;3000000005÷5=

5555555555×11=;30000000005÷5=

答案

5×11=55,35÷5=7;

55×11=605,305÷5=61;

555×11=6005,3005÷5=601;

5555×11=60005,30005÷5=6001;

55555×11=600005,300005÷5=60001;

555555×11=6000005,3000005÷5=600001;

5555555×11=60000005,30000005÷5=6000001;

55555555×11=600000005,300000005÷5=60000001;

555555555×11=6000000005,3000000005÷5=600000001;

5555555555×11=60000000005,30000000005÷5=6000000001.

单项选择题
单项选择题