352/352 = 100%
A fraction like 352/352 shows up when all 352 items in a group are accounted for or completed. For example, a teacher might record that every student turned in an assignment, or a warehouse might report that all expected packages arrived. That represents 100% of the total.
You can picture it as one completely filled container, with nothing missing or left over. A quick estimate is to notice that the numerator and denominator are identical, so the fraction must represent the entire amount.
A common point of confusion is thinking the large numbers make the fraction greater than 100%. They do not; when the top and bottom numbers match, the value is exactly one whole, or 100%.