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15 May 2012 (solution tomorrow)
     Rating:  
     Points: 10     Solved 133 times so far
abcdefghij
1 
15+
5
10+
4
4-
10
2-
9
1-
7
  1  
Clear
  2  
Undo
  3  
Bold
  4  
 Pencil
  5  
  6  
  7  
  8  
  9  
  10  
2 

3 :

17+

6+

32×

8-
3 
3-

40×

13+

8+

10 :

4 

56×

2-

36×

5 :

12+
5 
10×

6-

12+

10+

42×

6 

6-

17+

3 :

5 :

7 
7-

30×

6-

70×

1-

8 

10×

4-

11+

4-

30×
9 
7-

8-

12+

2 :

17+

10 

4

5

7

6

8

To enter 10, press 1 then 0, or 'a'. For 11: 1 then 1, or 'b'. For 12: 1 then 2, or 'c'

total
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