Symbol | Name | % Correct |
---|---|---|
- | Minus | 100%
|
+ | Plus | 100%
|
÷ | Obelus | 95%
|
× | Times | 95%
|
π | Pi | 93%
|
√ | Square Root | 86%
|
∞ | Infinity | 83%
|
= | Equals | 80%
|
! | Factorial | 54%
|
Σ | Summ | 49%
|
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