User Guide
Page 11
...- 7.1 = 4.9 Answer Memory (Ans) The last calculation result obtained is all cleared whenever you press O, when you change the display format, or whenever you perform any reset operation.
...- 7.1 = 4.9 Answer Memory (Ans) The last calculation result obtained is all cleared whenever you press O, when you change the display format, or whenever you perform any reset operation.