The fraction 46/66 expressed as a percentage is 69.70%. This value shows that the part represented by 46 is a little more than two‑thirds of the whole.
If you look at the fraction itself, 46 and 66 share a common factor of 2, so it can be reduced to 23/33. Even after simplifying, the proportion stays the same, which is why the percentage remains 69.70%.
Knowing this percentage is useful for quick comparisons. For example, if you have 66 items and you own 46 of them, you own roughly 70 % of the total, which is a clear and easy way to understand the share.