Key stroke counter:
Group 1
Start Attempt
Allowed keys: 3, 7, x, /, +, -, =
Target result
Key strokes
11
15
19
Result:
Group 2
Start Attempt
Allowed keys: 2, 8, x, /, +, -, =
Target result
Key strokes
-9.5
5.25
19
Result:
Group 3
Start Attempt
Allowed keys: 5, 9, x, /, +, -, =
Target result
Key strokes
19
20
21
Result: