Answers

2015-06-05T16:39:02+05:30
1-9
2-99
3-9999
4-99999
5-9999999
0
2015-06-05T16:41:48+05:30
10-1=9 100-1=99 1000-1=999 10000-1=9999 100000-1=99999
0
Please press blue button.............
And also as brainliest!!!!!!!!!!!!!