61/69 as a percentage is 88.41%. This is the rounded value you get when you express the fraction in percent form.
The fraction 61/69 shows that 61 parts are taken out of a total of 69 equal parts. When you compare those parts to the whole, you end up with a fairly high proportion, which is reflected in the percentage.
Because we rounded to two decimal places, the exact value is slightly different, but 88.41% is the standard way to present it in everyday calculations and reports.