RedCrab Calculator



  • With the Set remark (R+) button mark selected text in the worksheet as a comment

  • If no text is selected, the complete box will marked as comment

  • This function can also be performed with the function key F2

  • Comments are ignored by the calculator. The selected data is displayed in green

  • The button "Clear remark" (R-) clears the remark in the selection or the complete box


Enable units of measurement
Mark selected text as a comment
Switch Autocalc on or off
Trigonometric mode of functions
Preferred unit of measurement for results

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