306/480 = 63.75%
A value like 306/480, or 63.75%, could show up when 306 out of 480 students choose a school activity, when a store sells that share of its inventory, or when a battery is partly charged. It represents a little more than three-fifths of the total.
To picture it quickly, imagine a circle divided into four equal parts: 63.75% is close to two and a half parts, or just under two-thirds. You can also think of it as about 64 out of every 100 items.
One common mistake is treating 63.75% as if it were nearly 75% because both are more than half. It is actually closer to 60% than to 75%, so the difference can matter when judging progress, scores, or discounts.