Use the TI-84 Calculator to write 
to a percentage that is rounded to the nearest tenth.
We must divide the numerator of the fraction by the denominator of the fraction, then multiply by 100 to convert to a percentage. Use these keypresses to obtain the desired results. The calculator screen is below the keypresses.
The tenths place is the first decimal place after the decimal point, so we look to the digit to the right which is 1. 1 is less than 5 so we leave the tenths place alone.
as a percentage is 65.7%.