Casio FX-55 User Guide - Page 11

is the input format for a sexagesimal value: {degrees} $ {minutes} $ {seconds} $. Note: You must always input something for the degrees and minutes, even if they are zero. 2°20´30˝ + 39´30˝ = 3°00´00˝ 2 $ 20 $ 30 $+ 0 $ 39 $ 30 $= 3°0´0˝ Convert 2°15´18˝ to its decimal equivalent. 2 $ 15 $ 18 $= (Converts sexagesimal to decimal.) $ (Converts decimal to sexagesimal.) $ 2°15´18˝ 2.255 2°15´18˝ Calculation History The calculator remembers up to approximately 200 bytes of data for the newest calculation. You can scroll through calculation history contents using f and c. 1 + 1 = 2 2 + 2 = 4 3 + 3 = 6 1 + 1 = 2 2 + 2 = 4 3 + 3 = 6 (Scrolls back.) f 4 (Scrolls back again.) f 2 Note: Calculation history data is all cleared whenever you press O, when you change the display format, or whenever you perform any reset operation. Replay While a calculation result is on the display, you can press d or e to edit the expression you used for the previous calculation. 4 × 3 + 2.5 = 14.5 L 4 * 3 + 2.5 = 14.5 4 × 3 − 7.1 = 4.9 (Continuing) dYYYY- 7.1 = 4.9 Answer Memory (Ans) The last calculation result obtained is stored in Ans (answer) memory. Ans memory contents are updated whenever a new calculation result is displayed. To divide the result of 3 × 4 by 30 L 3 * 4 = Math (Continuing) / 30 = E-10