Breakthrough application: On every row a calculation and its result. The result of every row can be added (C=), subtracted (D=) or stored (M=) to be linked with the next calculation.
Calculator or spreadsheet? You decide...
█▒░ WHAT FOR ?
• sum of many numbers (one per line)
• recalculate after...
Simple and effective ! — After seeing the video demonstration, use of this calculator became very simple! Suitable for commercial use, we wonder why it did not exist !