64/84 as a percentage is 76.19%. This number tells you how much of a whole 64 parts out of 84 represent when you look at it on a scale of 100.
The fraction 64/84 can be simplified to 16/21, which is close to three quarters. Thinking of it as a little more than 3/4 helps you see why the percentage is just under 80%.
When you see 76.19% on a chart or a report, you know it comes from that same fraction. It’s a useful way to compare the part (64) to the whole (84) in everyday situations.
If you need to talk about this value again, just remember the quick link: 64 out of 84 equals roughly 76.19%.