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# CALC 1 General Chain Mode Calculator

This is a general calculator that features a K (Constant) key for repetitive operations. ## K Example of Storing "+2" as a constant

To Press Display
Enter a formula 5+2 5.00+2
Store the operator and right hand value and evaluate the formula. Note that the "K" flag will appear at the top right of the display. K 7.00
Add 2 to 6 6 = 8.00
Add 2 to 7 7= 9.00

With CALC 1 there is no need to tap "=" after pressing the "K" key.
A "K" flag is displayed in the upper right part of the display when the "K Mode" is active.
The CALC 1 History records the full formula.
Valid operators are +, -, ×, ÷, with or without % and ^.
The K mode is active until another operator is entered. The "K" flag will no longer appear.
Note that the K mode only works with the Chain (CHN) Calculation Mode

## K Example of Storing "+5%" as a constant

To Press Display
Enter a formula 10+5% 10.00+.050
Store the operator and right hand value and evaluate the formula. Note that the "K" flag will appear at the top right of the display. K 10.50
Add 5% to 6 6 = 6.30
Add 5% to 25 25= 26.25

The History will display the following for "Add 5% to 25":
Formula:
25+5.00%
Result = 26.25

Also see

Register Arithmetic