There is not much that can be done to figure out how to write 6.9 as a fraction, except to literally use what the decimal portion of your number, the .9, means.
Since there are 1 digits in 9, the very last digit is the "10th" decimal place.
So we can just say that .9 is the same as 9/10.
So your final answer is: 6.9 can be written as the fraction
