Casio FX300MS User Guide - Page 18
Memory Calculations
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Memory Calculations COMP Use the F key to enter the COMP Mode when you want to perform a calculation using memory. COMP F 1 k Answer Memory • Whenever you press = after inputting values or an expression, the calculated result automatically updates Answer Memory contents by storing the result. • In addition to =, Answer Memory contents are also updated with result whenever you press A v, |, A {, or A j followed by a letter (A through F, or M, X, or Y). • You can recall Answer Memory contents by pressing g. • Answer Memory can store up to 12 digits for the mantissa and two digits for the exponent. • Answer Memory contents are not updated if the opera- tion performed by any of the above key operations results in an error. k Consecutive Calculations • You can use the calculation result that is currently on the display (and also stored in Answer Memory) as the first value of your next calculation. Note that pressing an operator key while a result is displayed causes the displayed value to change to Ans, indicating it is the value that is currently stored in Answer Memory. • The result of a calculation can also be used with a subsequent Type A function (x2, x3, x-1, x!, DRG'), +, -, ^(xy), x , ҂, Ö, nPr and nCr. k Independent Memory • Values can be input directly into memory, added to memory, or subtracted from memory. Independent memory is convenient for calculating cumulative totals. • Independent memory uses the same memory area as variable M. • To clear independent memory (M), input 0 A j 3 (M+). E-16