Casio Calculator Dj 240 Plus

up to 300 prior calculation steps are displayed. W hen checking calculations the Recheck feature with Sound Assist enables audible confirmation of inaccuracies. A buzzer sounds to notify the user of the problem whenever an incorrect key is pressed during a second calculation to verify calculation results. shows numerals with a three digit separation  Standard European and Indian . More data can be read more easily on a larger display. When there is enough light solar power is used when there is not enough light batteries are used. Since key operations are buffered even during high speed input nothing is lost.