2
+
6
8
2
3
13
Top:
0
1
2
3
4
5
6
7
8
9
10
11
12
0-10
0-12
0-20
10-20
0-50
0-100
Operation:
+
-
×
÷
Bottom:
0
1
2
3
4
5
6
7
8
9
10
11
12
0-10
0-12
0-20
10-20
0-50
0-100
Mode:
Practice Mode
Test Mode
Timer Mode
Time Limit:
10 seconds
20 seconds
30 seconds
1 minute
2 minutes
3 minutes
Activity Log
Type
Total
Duration
Time
0