20 Most Recent
Casio DF-120TV Calculator Questions & Answers
How do you set the tax rate?
press AC
press and hold set key for2 seconds, until zero appears on the screen
press tax+
input tax rate
press set
check by pressing AC, then pressing tax+ key. It should be the tax rate you inputed.
How to I change tax rate on casio DF-120TV
press AC
press and hold set key for2 seconds, until zero appears on the screen
press tax+
input
tax rate press set
check by pressing AC, then pressing tax+ key. It should be the tax rate you inputed.
Good luck and please rate 4 thumbs for the free answer.
How do i do prime numbers on the NEWYES NY-991MS calculator and CTIFREE fx-991ES PLUS calculator?
The NEWYES NY-991MS and CTIFREE fx-991ES PLUS calculators do not have a dedicated "FACT" button like the Casio FX-83GTX. However, you can still find prime numbers on these calculators.To find prime numbers:NEWYES NY-991MS:Press the "MODE" button.Choose "PRIME" from the list of options.Enter the desired number and press "=" to check if it's prime.CTIFREE fx-991ES PLUS:Press the "MODE" button.Select "TABLE" or "TABLESET."Input a starting point and an ending point, then observe the table for prime numbers.Although the techniques may vary from those used on the Casio FX-83GTX, they prove to be effective for prime number calculations on the designated calculators.
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