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January 30, 2015

January 30, 2015

Posted by **chantelle** on Sunday, April 29, 2012 at 6:30am.

- math -
**Reiny**, Sunday, April 29, 2012 at 10:46amsingle digit : 2 --->1

double digit:

12---->1

20, 21, ... 29,---> 10

32, 42, 52, 62, 72, 82, 92 ---> 7

triple digit

102 , 112, 121, 122 --->4

see if I missed any, then add them up

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